Select the statement that reflects a central theme of the atomists.
a. atomists would agree that a butterfly and a caterpillar are one in the same since a caterpillar becomes a butterfly.
b. atomists would agree that epistemology provides a defensible explanation of why a butterfly differs from a caterpillar.
c. atomists would agree that during metamorphosis, a caterpillar ceases to exist and a butterfly is spontaneously created in its place.
d. atomists would agree that a butterfly and a caterpillar exist as a collection of atoms, but their atoms are organized differently
Answers
The statement that reflects a central theme of the atomists is: Atomists would agree that a butterfly and a caterpillar exist as a collection of atoms, but their atoms are organized differently.
Atomists believe that everything in the universe is composed of small, indivisible particles called atoms. They assert that the properties of objects, like a butterfly and a caterpillar, are determined by the arrangement and organization of these atoms.
While a butterfly and a caterpillar may share similar atoms, their unique characteristics are due to the differences in how these atoms are arranged within each organism.
This perspective acknowledges the transformation from a caterpillar to a butterfly as a process of reorganization of atoms, rather than the creation or destruction of matter.
To know more about Atomists click on below link:
https://brainly.com/question/5397458#
#SPJ11
Related Questions
HURRY I'M ON A TIMER
A stovetop bumer on medium reaches 95°C. Which other object will receive a flow of heat directly from the burner?
the surrounding air
a burner at the same temperature
a pan heated to 100°C
hotter water inside a pan
Answers
Answer:the surrounding air
Explanation:
A burner at the sanem temperature would not receive a flow of heat, a pan heated to 100 degrees will transfer heat to the stovetop, and hotter water inside a pan will not take the heat either because it is hotter. the surrounding air is colder and will take heat from the burner
Answer:
surrounding air
Explanation:
taking test too
what effect does chain length have on solubility in water
Answers
The solubility of a compound in water generally decreases as the chain length of the compound increases.
The solubility of a compound in water depends on several factors, including the intermolecular forces between the compound and water molecules. In general, compounds with shorter chain lengths tend to be more soluble in water compared to compounds with longer chain lengths.
Shorter chain lengths typically result in smaller molecules with fewer hydrophobic regions. Hydrophobic regions of a molecule repel water molecules, making it less likely for the molecule to dissolve in water. However, as the chain length increases, the hydrophobic regions become larger and more pronounced, leading to reduced solubility in water.
Additionally, longer chain lengths can also increase the surface area of the molecule, which further reduces the ability of water molecules to surround and interact with the compound. As a result, compounds with longer chain lengths are often less soluble in water.
It is important to note that there are exceptions to this general trend. Certain functional groups or chemical modifications on the molecule can influence solubility. For example, the presence of polar functional groups such as hydroxyl (-OH) or amino (-NH₂) groups can enhance the solubility of compounds with longer chain lengths.
Overall, the chain length of a compound is an important factor in determining its solubility in water. While shorter chain lengths generally result in higher solubility, the presence of specific functional groups can modify this relationship.
To know more about intermolecular forces refer here:
https://brainly.com/question/31797315#
#SPJ11
In your OWN words, what is the difference between a solute, solvent, and solution?
Answers
Answer:A solution is a homogeneous mixture consisting of a solute dissolved into a solvent . The solute is the substance that is being dissolved, while the solvent is the dissolving medium.
Explanation:A solution is a homogeneous mixture consisting of a solute dissolved into a solvent . The solute is the substance that is being dissolved, while the solvent is the dissolving medium.
PLEASEEEEE CAN SOMEONE HELP MEEE??? (iI have TWO questions PLSPLSPLSPSLPLSPLSPLSP)
3.) What happened to Patroclus at the end of yesterday's reading?
He won the battle.
He went to Mt. Olympus to talk to Zeus.
He died.
-------------------------------------------------------------------------------------------------------
4.Who was Agamemnon trying to persuade to come fight with him again?
Patroclus
Achilles
Odysseus
Hector
Bond length. Need help solving with explanation I can understand please
Answers
The bond length or separation between the two nuclei of X in a molecule of X2A with elemental bond length of 2.22A and 4.28A is 6.5A.
What is bond length?
The bond length or bond distance can be defined as the average distance between the nuclei of the bonded atoms in the given molecule. If it is a polyatomic molecule the bond distance can be calculated by adding the atomic radius of all the atoms involved in bonding.
The separation or bond length of the molecule X2A can be calculated as,
The bond length of elemental A = 2.22A
The atomic radius of A = 2.22 / 2 = 1.11A
The bond of elemental X = 4.28A
The atomic radius of X = 4.28 / 2 = 2.14A
The bond length of molecule X2A = (2.14 + 1.11) x 2 = 6.5A.
Therefore, the bond length or separation between the atoms X in the given molecule is 6.5A.
To learn more about the bond length click on the given link https://brainly.com/question/16012396
#SPJ1
A current of 4.79 A is passed through a Cr(NO3)2 solution for 1.40 hours. How much chromium is plated out of the solution?
Answers
To determine the amount of chromium plated out of the Cr(NO3)2 solution, we need to use Faraday's law of electrolysis, which relates the amount of substance (in this case, chromium) to the quantity of electricity
Faraday's law states that the amount of substance (in moles) deposited or liberated at an electrode is directly proportional to the quantity of electricity (in coulombs) passed through the electrolyte.
The equation relating the amount of substance (in moles) to the quantity of electricity (in coulombs) is:
moles = (Q) / (n * F)
where moles is the amount of substance, Q is the quantity of electricity in coulombs, n is the number of electrons transferred per mole of the substance (in this case, n = 2 for chromium), and F is the Faraday's constant (96,485 C/mol).
We are given the current (I) of 4.79 A and the time (t) of 1.40 hours (which needs to be converted to seconds).
First, let's calculate the quantity of electricity (Q) in coulombs using the formula:
Q = I * t
Q = 4.79 A * (1.40 hours * 3600 s/hour)
Now, let's substitute the obtained value of Q into the equation for moles, considering that n = 2 and F = 96,485 C/mol:
moles = (4.79 A * (1.40 hours * 3600 s/hour)) / (2 * 96,485 C/mol)
The resulting value of moles represents the amount of chromium plated out of the solution.
To determine the amount of chromium plated out of the Cr(NO3)2 solution, we need to use Faraday's law of electrolysis. By calculating the quantity of electricity passed through the solution and applying the equation for moles, we can determine the amount of chromium plated out. Please perform the calculations using the given values to obtain the direct answer for the amount of chromium plated.
To know more about chromium visit;
https://brainly.com/question/28614686
#SPJ11
Which of the compounds below will dissociate in water? Check all that apply.
A.) Ba(NO3)2
B.) CaSO4
C.) CO2
D.) H2CO3
E.) Mg3(PO4)2
Answers
Answer: The answers are A, B, and E.
Explanation: Got it wrong on Edge and that's what it showed.
There are two types of chemical compound one is covalent compound and other is ionic compound, covalent compound formed by sharing of electron and ionic compound formed by complete transfer of electron. Therefore, the correct option are option A,B,D,E.
What is chemical Compound?Chemical Compound is a combination of molecule, Molecule forms by combination of element and element forms by combination of atoms in fixed proportion.
An ionic compound is a metal and nonmetal combined compound. Ionic compound are very hard. They have high melting and boiling point because of strong ion bond.
The compound that is ionic in nature can be dissociated very easily in water. Since ionic compounds are polar in nature, they readily dissolve in water. among given option Ba(NO\(_3\))\(_2\), CaSO\(_4\), H\(_2\)CO\(_3\) and Mg\(_3\)(PO\(_4\))\(_2\) will dissociate in water.
Therefore, the correct option are option A,B,D,E.
To learn more about chemical compound, here:
brainly.com/question/26487468
#SPJ2
A 6.0-V battery does 1200 J of work transferring charge. How much charge is transferred?
Answers
answer is below!! hope this helped
A 6.0-V battery does 1200 J of work transferring charge, then 100C charge is transferred.
What is battery ?One or more electrochemical cells with external connections for powering electrical equipment make up an electric battery, which is a source of electric power.
A battery's positive terminal serves as the cathode and its negative terminal serves as the anode when it is delivering electricity.
Electricity is accepted, stored, and released on demand by batteries and similar devices. Like many other common energy sources, batteries store energy through chemistry in the form of chemical potential.
For instance, until they are burned, logs store energy in their chemical bonds for later conversion to heat.
V = 12 V
W = 1200 J
q = ?
V = W / q
12 = 1200 / q
q = 100 C
Thus, A 6.0-V battery does 1200 J of work transferring charge, then 100C charge is transferred.
To learn more about battery follow the link;
https://brainly.com/question/19225854
#SPJ2
Does sound travel faster in a warm room or a cold room?
Explain your answer.
2 paragraphs answer ASAPP
Answers
Answer:
Sound is vibrations that travel through a medium, and which are then converted into electrical signals by our brain so that we interpret them as a noise that we hear. These vibrations consist of particles colliding with each other (this is why sound cannot travel through space; there are no particles). At warmer temperatures, the particles that make up air will move faster, so these collisions will happen more frequently. Therefore the vibrations occur more quickly, so sound travels faster and reaches our ears in a shorter amount of time.
The speed of sound can travel faster in hot air than it can in cold air. This is because the molecules of air can move even faster and the vibrations of the sound wave can transmit faster. Sound is a type of mechanical wave, meaning that it requires a medium to transmit energy. Mediums are any substance that has mass and takes up space, from the air in the room to the metal atoms in an iron fence.
Explanation:
hope that helps :)
Answer:
Sound travels faster in a warm room because temperature affects the speed of a wave. In a warm room, the particles of air move faster and have higher chances of bumping into each other, which then increases the instances of energy transfer.
Explanation:
just trust me cuz
As Earth orbits the Sun, the seasons slowly change from one to the other. 5 points
Which of the following statements explains the occurrence of summer in
the Northern Hemisphere?
Earth is closest to the Sun in summer.
The Northern Hemisphere is tilted toward the Sun in summer.
The Northern Hemisphere is tilted away from the Sun in summer.
All parts of Earth receive more sunlight in summer.
Answers
Answer:
The Northern Hemisphere is tilted toward the Sun in summer is the correct answer.I hope this helps
Explanation:
Day turns into darkness as the Earth spins, and summer turns into winter when the Earth completes its whole cycle. Therefore, the Northern Hemisphere is tilted toward the Sun in summer. The correct option is option B.
What is rotation?The circular motion of an item about its center is referred to as rotation. Things can spin in a variety of ways. When a round, three-dimensional object rotates around an imaginary line inside of its center, it is a relatively common type of rotation. This focal point is known as an axis.
The Earth's rotation and revolution effect wind patterns, temperature, ocean currents, and precipitation, which together determine our local weather and the planet's overall climate. the Northern Hemisphere is tilted toward the Sun in summer.
Therefore, the Northern Hemisphere is tilted toward the Sun in summer. The correct option is option B.
To know more about rotation, here:
https://brainly.com/question/14363429
#SPJ2
I WILL GIVE BRANLEST
Which of these is a likely impact of stronger than normal trade winds in the Pacific Northwest of the United States? (3 points)
Jet stream would be displaced northwards causing drought
Jet stream would be displaced southwards causing drought
Jet stream would be displaced southwards causing heavy rain and flooding
Jet stream would be displaced northwards causing heavy rain and flooding
Answers
Answer: C
Explanation:
Which statement is true of gamma radiation?
A. Gamma radiation can pass through your body
B. Gamma radiation is always dangerous to the body.
C. Gamma radiation is produced when a neutron turns into a preton
D. Gamma radiation cannot go through surfaces rather, it will beures
off them.
Answers
Answer: A. Gamma radiation can pass through your body
Explanation:
Let's use the Process of Elimination for this problem.
We will start off with B. Gamma radiation is always dangerous to the body.
Facts: Gamma radiation are not always dangerous to the body. Most of the time, Gamma rays and radiation will go through with little to no effect at all. So, now we know that the answer can not be B. Gamma radiation is always dangerous to the body.
Next, let's check if C. Gamma radiation is produced when a neutron turns into a proton is true.
Facts: Gamma radiation has nothing to do with neutrons turning into protons and protons turning into neutrons. Gamma rays are a type of radiation that is everywhere. Gamma rays do not make neutrons into protons. Now, we will eliminate option C. Gamma radiation is produced when a neutron turns into a proton.
Let's check if D. Gamma radiation cannot go through surfaces rather, it will beures off them is true or not is true or not.
Facts: Gamma rays can enter your body, they do not just bounce off of your body. Gamma rays are invisible and have no weight. They are like lasers and they can enter your body. Now, we know the answer should not be D. Gamma radiation cannot go through surfaces rather, it will beures off them is not a true statement.
Finally, let's check if A. Gamma radiation can pass through your body is true or not.
Facts: Gamma rays can pass through your body because it is like a natural laser. They can also cause ionizations that can damage tissue in your body. But most of the time, the damage to your tissue is minor. So, we know A. Gamma radiation can pass through your body is a true statement.
Therefore, we got our answer. A. Gamma radiation can pass through your body is the correct option.
Which type of attraction results from the formation of weak momentary dipoles? A Dispersion (van der Waals) forces B metallic C ionic D molecule-ion
Answers
The type of attraction that results from the formation of weak momentary dipoles is dispersion (van der Waals) forces. These forces occur between nonpolar molecules or atoms and arise due to the temporary shifting of electrons in one atom or molecule, which then induces a temporary shift in electrons in another atom or molecule.
What is a dipole moment?A dipole moment measures the separation of electrical charges in a molecule or compound. It is defined as the product of the magnitude of the charge on each end of the polar bond and the distance between them.
What creates a temporary dipole moment?A temporary dipole moment is created due to the shifting of electrons within a molecule or atom. Electrons are constantly moving and randomly distributed within an atom or molecule. At any given moment, the electrons may be more heavily concentrated on one side of the molecule or atom, creating a temporary dipole moment.
To learn more about atoms, visit here:
https://brainly.com/question/28824268
#SPJ1
many acid-base reactions a starting material with a net _____ charge is usually an acid while a starting material with a net _____ charge is often a base. multiple choice question.
Answers
In many acid-base reactions, a starting material with a net Positive charge is usually an acid while a starting material with a net Negative charge is often a base.
In many acid-base reactions, a starting material with a net positive charge is usually an acid, while a starting material with a net negative charge is often a base. Acids are substances that can donate protons (H+) and are therefore positively charged when they lose a proton. Bases, on the other hand, can accept protons (H+) and tend to have a net negative charge when they gain a proton. This is based on the concept of proton transfer in acid-base reactions, where the acid donates a proton (positive charge) to the base, resulting in the formation of a new acid and base. It's important to note that not all acids or bases have a net charge, as their acidity or basicity can also be determined by other factors such as electron pair donation or acceptance.
learn more about acid-base reactions here:
https://brainly.com/question/3911136
#SPJ11
Explain how physical evidence is analyzed and presented in the courtroom by the forensic scientist. And HOW admissibility of evidence is determined in the courtroom.
Answers
Answer:
known as reactions and metaphorically breaking the witness into telling the truth. I hope this helped:)
Explanation:
When performing surgical skin preparation, a medical assistant should use which of the following solutions?
a) Hydrogen peroxide
b) Povidone iodine
c) isopropyl alcohol
d) topical lidocain
Answers
A medical assistant should use Povidone iodine while performing surgical skin preparation instead of other given solutions.
What is antiseptic?Antiseptics are chemicals that, although not necessarily killing bacteria, stop their growth and development in a variety of situations. These chemical compounds are typically replaced by phenolic compounds. Triclosan is a frequently used antiseptic chemical that disrupts cell membranes as a general mode of action. Chlorhexidine, povidone-iodine, chloroxylenol, isopropyl alcohol, hexachlorophene, benzalkonium chloride, and hydrogen peroxide are typical antiseptics used in dermatologic surgery. They should be utilized for the majority of treatments that go deeper than the epidermis of the skin.
To know more about antiseptics, visit:
https://brainly.com/question/13242539
#SPJ4
In general, what happens when a subscript is found
outside of parentheses?
Answers
Answer:
you multiply it by the other subscripts in the parenthesis.
Explanation:
A 25. 00 cm° sample of 0. 020 mol. Dm-3 Sr(OH)2 is titrated with a hydrochloric acid,
HCI (aq) solution of unknown concentration. 20. 0 cm° of the HCI solution had been added for complete neutralization. 1. 0 M = 1. 0 mol•L-1 = 1. 0 moldm-3
2HC/(ag) + Sr(OH)2(ag) - SrC/2(ag)
+ 2H20(8)
What is the molar concentration (molarity) of the HCIaq) solution?
Answers
The molar concentration (molarity) of the HCI aq solution is 0.125 mol dm⁻³.
The balanced chemical equation for the reaction between hydrochloric acid and strontium hydroxide is:
2HCl(aq) + Sr(OH)2(aq) → SrCl2(aq) + 2H2O(l)
From the equation, we can see that 2 moles of hydrochloric acid react with 1 mole of strontium hydroxide.
Given that the volume of the hydrochloric acid solution is 20.00 cm³ and the concentration of the strontium hydroxide solution is 0.020 mol dm⁻³, we can calculate the amount of strontium hydroxide present:
Amount of Sr(OH)2 = concentration × volume
⇒ = 0.020 mol dm⁻³ × 0.2500 dm³
⇒ = 0.00500 moles
Since 2 moles of hydrochloric acid react with 1 mole of strontium hydroxide, the amount of hydrochloric acid used in the reaction is:
Amount of HCl = 0.5 × Amount of Sr(OH)2
⇒ = 0.5 × 0.00500 moles
⇒ = 0.00250 moles
The molar concentration of the hydrochloric acid solution can now be calculated:
Molar concentration = Amount of HCl / Volume of HCl solution
⇒ = 0.00250 moles / 0.02000 dm³
⇒ = 0.125 mol dm⁻³ or 0.125 M
Therefore, the molar concentration of the hydrochloric acid solution is 0.125 mol dm⁻³.
In a titration, the amount of one reactant (in this case, the hydrochloric acid) is determined by reacting it with a known amount of the other reactant (the strontium hydroxide). The reaction is allowed to go to completion, which means that all of the hydrochloric acid has reacted with the strontium hydroxide.
From the balanced chemical equation, we can see that 2 moles of hydrochloric acid react with 1 mole of strontium hydroxide. Therefore, we can use the amount of strontium hydroxide that was present in the sample to calculate the amount of hydrochloric acid that was used in the reaction.
Once we know the amount of hydrochloric acid used in the reaction, we can use the volume of the hydrochloric acid solution to calculate its concentration (molarity) using the formula:
Molar concentration = Amount of substance / Volume of solution
Substituting the values that we have calculated gives us the molar concentration of the hydrochloric acid solution.
To know more about the Titrated, here
https://brainly.com/question/20355195
#SPJ4
The following galvanic cell has a potential of 1.214 V at 25∘C:
Hg(l)|Hg2Br2(s)|Br−(0.10M)||MnO4−(0.10M),Mn2+(0.10M),H+(0.10M)|Pt(s)
Calculate the value of Ksp for Hg2Br2 at 25∘C.
Express your answer using one significant figure.
Answers
The value of Ksp for Hg2Br2 at 25∘C is 1.0 × 10^-12.
The given galvanic cell involves the reaction between Hg(l), Hg2Br2(s), Br−(0.10M), MnO4−(0.10M), Mn2+(0.10M), H+(0.10M), and Pt(s). The potential of the cell is given as 1.214 V at 25∘C.
To calculate the value of Ksp for Hg2Br2 at 25∘C, we can use the Nernst equation:
Ecell = E°cell - (0.0592/n) * log(Q)
Where Ecell is the cell potential, E°cell is the standard cell potential, n is the number of electrons transferred, and Q is the reaction quotient.
Since Hg2Br2 is a solid and its concentration does not appear in the reaction quotient, we can assume its activity is 1. Therefore, the reaction quotient simplifies to the concentrations of the other species involved in the cell:
Q = [Br−] / [MnO4−][Mn2+][H+]
By substituting the given concentrations and the calculated cell potential into the Nernst equation, we can solve for E°cell. Then, using the Nernst equation at equilibrium (Q = Ksp), we can solve for Ksp. In this case, the value of Ksp for Hg2Br2 at 25∘C is found to be 1.0 × 10^-12, rounded to one significant figure.
Learn more about galvanic cell here: brainly.com/question/29784751
#SPJ11
a gas is placed in a container with constant volume. it starts out with 4 kPa of pressure at a temperature of 127 C. If the pressure is decreased to 1 kPa, what is the final pressure
Answers
Answer:
31.75
Explanation:
p1/T1 = p2/T2
4/127 =1/X
X= 127/4 = 31.75kpa
catalytic and direct degradation in addition to degradation from the air, there may be more mechanisms by which the ascorbic acid can be converted into dehydroascorbic acid. is oxalic acid effective in inhibiting the catalytic effect of metal ions?
Answers
Yes, oxalic acid is effective in inhibiting the catalytic effect of metal ions.
Catalytic degradation of ascorbic acid occurs through the metal ion catalysis process.
The degradative process generates the free radicals and other reactive species by the catalytic action of metal ions in the system. Therefore, in the presence of transition metal ions, the rate of the catalytic degradation of ascorbic acid increases.
Oxalic acid inhibits this catalytic effect of metal ions.The catalytic effect of metal ions increases the rate of oxidation of ascorbic acid. When ascorbic acid reacts with these metal ions, it forms complexes that participate in the catalytic reaction, and this catalytic reaction increases the rate of the oxidation of ascorbic acid.
The result of the reaction is the conversion of ascorbic acid to dehydroascorbic acid. Therefore, in the presence of metal ions such as copper, iron, and cobalt, the catalytic degradation of ascorbic acid occurs faster than it would occur in their absence.
In conclusion, oxalic acid is effective in inhibiting the catalytic effect of metal ions.
To learn more about oxidation :
https://brainly.com/question/25886015
#SPJ11
What is the pH of a solution that is 100x more acidic than a solution with a pH of 5?
Answers
Answer:3
Explanation:
Arrange the following ions in order of increasing ionic radius: K+, p3-, S2-, Cl". Select one: O a. Kt
Answers
The correct arrangement of ions in increasing ionic radius is as follows:
p3- < S2- < Cl- < K+
Therefore, the correct option is:
b. p3-, S2-, Cl-, K+
In general, the ionic radius increases as you move from right to left across a period and from top to bottom within a group on the periodic table. Therefore, the arrangement of ions in increasing ionic radius is p3- < S2- < Cl- < K+.
To learn more about Ionic Radius from the given link
https://brainly.com/question/8137711
#SPJ4
What is the charge of an atom's nucleus of an atom has 20 protons, 23 neutrons, and 18 electrons?
Answers
Answer:
It would have a charge of +2.
Explanation:
A proton has a charge of +1, an elctron has a charge of -1, and a neutron has a charge of 0. Ignore the neurons since they have a charge of 0. Since there are 20 protons and 18 electrons (20-18), the overall charge of the atom is +2.
Hope this help
why are metals are used to make jewellery
Answers
Answer:
They are highly lustrous metals which are resistant to corrosion. They are highly malleable and ductile so can be transformed into any shape or design.
Explanation:
Why is it important not to leave fingerprints or scratch the sample cells in spectrophotometric measurements?.
Answers
The amount of light that reaches the detector can be reduced by scuffs and fingerprints on the surface of the cell. Your results won't be correct if this happens.
To measure the concentration of a particular solution precisely, this equipment requires cautious usage. If certain preparatory processes weren't followed, the wavelength could be off.
Always use a lint-free cloth to clean or manipulate the cuvette, and be careful to wipe out any water that may have accidentally dropped inside.
Although each fingerprint is unique, they all fall into one of three main categories: the whorl, which resembles a spiral, the loop, which resembles a teardrop, and the arch, which resembles a cross-section of a hill.
Learn more about fingerprints:
https://brainly.com/question/11165604
#SPJ4
What is the volume of 1.4 mol of nitrogen gas at STP?
Answers
Answer:
31.36 Liters
Explanation:
1 mole is equal to 22.4 liters at STP so you can use the equation
1.4 moles * 22.4 liters
to find the volume.
Rainforests are located in the latitudes that have the classification A) continental. B) subarctic. C) temperate. D) tropical.
Answers
Answer:
D
Explanation:
Rainforests are tropical.
the standard enthalpy of formation of a compound is the enthalpy change associated with the reaction that generates
Answers
The standard enthalpy of formation of a compound is the enthalpy change associated with the reaction that generates a mole of that compound from its constituent elements under standard conditions.
Therefore, the answer is the "a mole of that compound from its constituent elements under standard conditions".Enthalpy change refers to the amount of heat released or absorbed during a chemical reaction or physical change in the temperature and pressure of a system. When a compound is formed from its constituent elements, the change in enthalpy (ΔH) that accompanies the process is known as the enthalpy of formation. It is defined as the amount of heat released or absorbed per mole of the compound produced under standard conditions (1 atm pressure and 298 K temperature).The standard enthalpy of formation (ΔHf°) of a compound is the enthalpy change that occurs when one mole of a compound is formed from its constituent elements in their standard states (at 1 atm pressure and 25°C temperature). The standard enthalpy of formation of a compound is a measure of the stability of the compound.
To know more about compound, visit ;
https://brainly.com/question/29108029
#SPJ11
How are the particles arranged and how do the particles move in sodium chloride at 900 c
Answers
Explanation:
Particles is a gas are well separated with no regular arrangement. liquid are close together with no regular arrangement. solid are tightly packed, usually in a regular pattern....
I hope you got it
A wave with a smaller wavelength has _______ energy than one with a larger wavelength.
Answers
A wave with a smaller wavelength has UV radiation energy than one with a larger wavelength.
Additional information :- It is harmful rays as a continuous effect on humans can cause skin and eye disorders. ... A large amount of UV rays comes from the sun is absorbed by the ozone layer in the atmosphere. Some other sources of UV rays are black lights, mercury lamps, and tanning lights.Uses of UV Rays
The UV light is found in nature from sunlight and the application of sunlight is present in every field. It is present in both commercial and industrial purposes. Generally, it is used in purifying air, water treatment, skin treatment, indoor gardening, things identifying, and more uses by UV lamps.The UV rays are used in a wide range, ranging from medical therapy to photography.▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬