Metamorphic rock that breaks into sheets when broken
Answers
Metamorphic rock that breaks into sheets when broken is called "foliated metamorphic rock." Foliated metamorphic rocks are characterized by their layering or alignment of minerals, which occurs during the metamorphic process. This distinct feature makes it possible for the rocks to break along these layers, forming sheets when fractured.
The process of metamorphism, which involves the transformation of pre-existing rocks due to changes in temperature, pressure, or mineral composition, causes the minerals within the rock to reorient themselves. This reorientation leads to the alignment of minerals, creating a parallel orientation of platy or elongated minerals within the rock.
Examples of foliated metamorphic rocks include slate, phyllite, schist, and gneiss. Slate, for instance, is derived from shale and is characterized by its fine-grained texture and well-defined cleavage, allowing it to break easily into thin sheets.
Phyllite, formed from slate, exhibits a slightly coarser texture and a glossy sheen due to the re-crystallization of its constituent minerals. Schist, a medium to coarse-grained rock, is characterized by its platy minerals like micas, which also contribute to its sheet-like breaking pattern. Lastly, gneiss, formed at even higher metamorphic grades, displays distinct banding due to the segregation of its minerals but may also break into sheets depending on the mineral alignment.
In summary, a metamorphic rock that breaks into sheets when broken is known as a foliated metamorphic rock. This unique property is a result of the alignment of minerals during the metamorphic process, creating distinct layers that allow the rock to fracture along these planes. Examples of foliated metamorphic rocks include slate, phyllite, schist, and gneiss, each exhibiting varying degrees of foliation and textural features due to different metamorphic conditions.
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Related Questions
PLZ HELP ASAP
Which letter in the image indicates the Anode?
Options: A, B, C, D, E, F
Which letter in the image indicates the Cathode?
Options: A,B,C,D,E,F
Which letter in the image indicates the battery?
Options: A,B,C,D,E,F
Which letter in the image indicates the positive terminal?
Options: A,B,C,D,E,F
Which letter in the image indicates the negative terminal?
Options: A,B,C,D,E,F
Which letter in the image indicates where oxidation occurs?
Options: A,B,C,D,E,F
Answers
Answer:
a
Explanation:
3. Which of the following statements are correct? Rewrite incorrect statements to correct them,
(a) The atomic number always equals the number of protons.
(b) The atomic mass can be smaller than the atomic number.
(c) The mass number of an atom can be equal to the atomic number.
(d) The number of protons always equals the number of neutrons in an atom.
(e) The number of protons always equals the number of electrons in an atom.
(f) If the number of protons in an atom were changed, it would be a different element.
Answers
Only the incorrect ones have been corrected.
b. the atomic mass is greater than atomic number
c. Never
d. not in case of isotopes
How can we distinguish between ethylene and acetylene chemically?
Answers
Answer:
The key difference between acetylene and ethylene is that acetylene has a triple bond between two carbon atoms whereas ethylene has a double bond between two carbon atoms. The names acetylene and ethylene sound similar, but they are different hydrocarbon compounds.Both ethylene and acetylene are hydrocarbons but the former has a carbon to carbon double bond while the latter has a carbon to carbon triple bond.
Ethylene and acetyleneBoth organic compounds are referred to as hydrocarbons.
They are also both unsaturated.
Ethylene contains a C-C double bond and belongs to the alkene group.
Acetylene contains a C-C triple bond and belongs to the alkyne group.
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When a solution becomes more acidic, does its pH increase or decrease? Explain up to 2 to 4 sentences.
Answers
Answer:
it decrease when a solution becomes more acidic which means that decrease in pH means increase..
Answer:
it's ph decreases.. meaning those with a small ph value are more acidic.forinstance one with a ph of 1 is more acidic than the one with a ph of 3.
I hope this helps
define a near azeotropic refrigerant blend and give two examples
Answers
A near-azeotropic refrigerant blend is a mixture of two or more refrigerants that have similar boiling points and vapor pressures, resulting in a composition that behaves like a single fluid. These blends are designed to offer improved performance and efficiency compared to single-component refrigerants.
Two examples of near-azeotropic refrigerant blends are R-410A and R-404A.
R-410A is a blend of difluoromethane (R-32) and pentafluoroethane (R-125), which has replaced R-22 as a popular refrigerant for air conditioning systems due to its superior efficiency and environmental properties.
R-404A is a blend of tetrafluoroethane (R-134a), pentafluoroethane (R-125), and 1,1,1,2-tetrafluoroethane (R-143a), which is commonly used in commercial refrigeration applications such as supermarkets and convenience stores.
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The Cl−P−Cl angle for two adjacent Cl atoms in PCl6−
Bond angle?
Answers
The Cl−P−Cl angle for two adjacent Cl atoms in PCl₆⁻ (hexachlorophosphate ion) is approximately 90 degrees.
In the PCl₆⁻ ion, phosphorus (P) is surrounded by six chlorine (Cl) atoms. The geometry of the ion can be described as octahedral, with the P atom at the center and the six Cl atoms at the vertices of an octahedron.
In an octahedral geometry, the bond angles between the central atom (P) and the surrounding atoms (Cl) are generally around 90 degrees. This includes the Cl−P−Cl angles for adjacent Cl atoms in the PCl₆⁻ ion.
Therefore, the Cl−P−Cl angle for two adjacent Cl atoms in PCl₆⁻ is approximately 90 degrees.
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at show clearly how bonding occured in (cao)
Calcium
oxide
Answers
Answer:
They both combine with The help of valency, which is the combining capacity of elements
Explanation:
I find it easier to understand valency as part of the Bhor’s model of an atom.
In his model, it was stated that electrons are spread around the nucleus in such a way that there are rings around the model. Each ring has a n value. So, k has 1, l has 2, m has 3 and n has 4...
what you need to know to find the number of electrons in each ring is to solve the formula 2n squared
Then, the valency is the 8 minus the number of electrons in the outermost shell. Remember that 8 is max number I;outer most shell. If you try it out for oxygen, you will get the value of 2 remaining, which can be gained if combined with calcium.
Hope it helps
Which of the following 0.150 m solutions has the
greatest boiling-point elevation?
Mg(NO3)2
NaNO3
C2H4(OH)2
Answers
The solution with the greatest boiling-point elevation among the given options is Mg(NO₃)₂.
The boiling-point elevation of a solution depends on the concentration of solute particles. In this case, we have three solutions: Mg(NO₃)₂, NaNO₃, and C₂H₄(OH)₂.
Mg(NO₃)₂ dissociates into three ions: Mg²⁺ and two NO₃⁻ ions. NaNO₃ dissociates into two ions: Na⁺ and NO₃⁻. C₂H₄(OH)₂ does not dissociate, so it remains as one molecule.
Since the boiling-point elevation is directly proportional to the number of solute particles, Mg(NO₃)₂, with three ions per formula unit, will have the greatest boiling-point elevation. NaNO₃ has two ions per formula unit, and C₂H₄(OH)₂ has no ionization, resulting in fewer solute particles and lower boiling-point elevation compared to Mg(NO₃)₂.
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A mercury lamp emits radiation with a wavelength of 4.36 times 10^-7 m. What is this wavelength in cm? What is this wavelength in A? Calculate the frequency of this radiation. In what region of the electromagnetic spectrum is this radiation?
Answers
Given that the wavelength of the radiation emitted by a mercury lamp is 4.36 x 10^-7 m
We need to find the wavelength in cm and in A. Wavelength in cm:
To convert meters to centimeters, we need to multiply the value by 100.
Therefore, the wavelength in cm is 4.36 x 10^-7 m x 100 cm/m
= 4.36 x 10^-5 cm.
Wavelength in A:
To convert meters to angstroms, we need to multiply the value by 1 x 10^10.
Therefore, the wavelength in A is 4.36 x 10^-7 m x 1 x 10^10 A/m
= 4,360 A.
Calculate the frequency of this radiation:
The speed of light, c = 3 x 10^8 m/s.
The formula to calculate the frequency of radiation is:
f = c/λ
Where f = frequency,
c = speed of light,
and λ = wavelength
Therefore, f = (3 x 10^8 m/s)/(4.36 x 10^-7 m)
= 6.87 x 10^14 Hz.
In what region of the electromagnetic spectrum is this radiation?
The range of wavelengths for electromagnetic radiation is enormous, from as long as the universe to as short as the nucleus of an atom.
Gamma rays, X-rays, ultraviolet radiation, visible light, infrared radiation, microwaves, and radio waves are all part of the electromagnetic spectrum.
Visible light is the radiation emitted by the mercury lamp. Therefore, this radiation is in the visible light region of the electromagnetic spectrum.
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It is noon on Wednesday at the Prime Meridian. If it is 10PM on Wednesday 3 points
at your location, you must be located within the time zone centered
around the longitude line of °E.
Answers
Answer:
Yeah what he said about the questions
I will give a brainley Hi guys I need help figuring out where the moderately reactive atoms are located on the periodic table and how the number of balance electrons of the light metals compared to those heavier than born
Answers
The moderately reactive atoms located in the periodic table are fluorine, chlorine, bromine, and iodine which means the halogens family.
The number of balance electrons of the light metals compared to those heavier by listing elements in the order of increasing atomic number.
What are halogen metals?They are the five non-metals in family 7A of the periodic table. Halogens are chemical elements that form inorganic salts. In the periodic table they are part of group 17 or family 7A.
Halogens are strong oxidants and react mainly with alkali metals (Family I A) which tend to donate an electron. They also react with metals and noble gases (Family VIII A).
The chemical elements are arranged from left to right and top to bottom in order of increasing atomic number, or the number of protons in an atom's nucleus, which generally coincides with increasing atomic mass.
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The moderately reactive atoms located in the periodic table are fluorine, chlorine, bromine, and iodine which means the halogens family.The number of balance electrons of the light metals compared to those heavier by listing elements in the order of increasing atomic number.What are halogen metals?
They are the five non-metals in family 7A of the periodic table. Halogens are chemical elements that form inorganic salts. In the periodic table they are part of group 17 or family 7A.Halogens are strong oxidants and react mainly with alkali metals (Family I A) which tend to donate an electron. They also react with metals and noble gases (Family VIII A).The chemical elements are arranged from left to right and top to bottom in order of increasing atomic number, or the number of protons in an atom's nucleus, which generally coincides with increasing atomic mass.▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
is boiling a physical, or chemical change?(Worth 50 POINTS!)
Answers
Answer:
It is a physical change, because you DID NOT chemically change the waters compound just by boiling it.
Explanation:
I hope this helps!
Answer:
Boiling is a physical change!
(Edited bc the person who commented told me it was physical and not to make anyone being confused when the look at this post so... yeah)
what happens when atoms bond? choose all that apply. what happens when atoms bond? choose all that apply. the total energy of the bonded atoms remains the same. the bonded atoms become more stable. the total energy of the bonded atoms increases. the total energy of the bonded atoms decreases. the bonded atoms become more unstable.
Answers
When atoms bond, the bonded atoms become more stable. Atoms bond in order to achieve a more stable electron configuration. The energy required to break the bond between atoms is known as bond dissociation energy. When atoms bond together, they form a compound. Atoms bond together by sharing, donating, or receiving electrons.
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When atoms bond, the following happens: The bonded atoms become more stable, and the total energy of the bonded atoms decreases. When atoms bond, they create a chemical bond between them.This bond occurs due to the transfer or sharing of electrons between the atoms.
During this process, the total energy of the bonded atoms changes. The energy that is used to create the bond is equal to the energy that is released when the bond is broken.Bonding can take place in two ways; either by sharing electrons between the atoms or by transferring electrons from one atom to another. Covalent bonds occur when atoms share electrons, and ionic bonds occur when electrons are transferred. In covalent bonds, the bonded atoms become more stable as they share electrons. The shared electrons occupy the valence shells of both the atoms, completing them.In ionic bonds, one atom loses an electron, and the other atom gains an electron. The atom that loses an electron becomes positively charged, and the atom that gains an electron becomes negatively charged. The attraction between the oppositely charged ions creates the ionic bond. When this bond forms, the bonded atoms become more stable, and the total energy of the bonded atoms decreases.Therefore the bonded atoms become more stable. the total energy of the bonded atoms decreases.
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78) Which solution component will have the lowest concentration at the end of the kinetic assay described in the passage?LactateADPATPNAD+
Answers
To determine which solution component will have the lowest concentration at the end of the kinetic assay described in the passage, we need to consider the role of each component: Lactate, ADP, ATP, and NAD+.
The solution component with the lowest concentration at the end of the kinetic assay described in the passage is likely to be ADP. During the assay, ADP is converted to ATP, which causes a decrease in its concentration.
The other components, Lactate, ATP, and NAD+, are either being consumed or produced during the reaction, but ADP is being converted to ATP and is not regenerated, leading to its lower concentration at the end of the assay.
Fermentation is a metabolic process that consumes sugar in the absence of oxygen. It can also enhance the shelf life and health benefits of fermented foods because of its probiotic content. This process also maintained the ATP and NAD levels through regenerating more NAD+ and a small amount of ATP.
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Question 11
Which formula represents a hydrocarbon?
C₂H6
C₂H5OH
C₂H5Cl
C₂H6O
Answers
Answer:
C₂H6
Explanation:
Among the given options, the formula A) C₂H6 represents a hydrocarbon (specifically, ethane). Option A
A hydrocarbon is a compound that consists of only carbon and hydrogen atoms. It is important to identify the formula that represents a hydrocarbon among the given options:
A) C₂H6: This formula represents ethane, which is a hydrocarbon. Ethane consists of two carbon atoms bonded together with single bonds and six hydrogen atoms.
B) C₂H5OH: This formula represents ethanol, which is not a hydrocarbon. Ethanol contains a hydroxyl group (-OH), indicating the presence of oxygen in addition to carbon and hydrogen atoms. It is an alcohol, not a hydrocarbon.
C) C₂H5Cl: This formula represents ethyl chloride, which is not a hydrocarbon. Ethyl chloride contains a chlorine atom (Cl) in addition to carbon and hydrogen atoms. It is a haloalkane, not a hydrocarbon.
D) C₂H6O: This formula represents ethanol, which, as mentioned before, is not a hydrocarbon. Ethanol contains an oxygen atom (O) in addition to carbon and hydrogen atoms. It is an alcohol, not a hydrocarbon.
Among the given options, the formula A) C₂H6 represents a hydrocarbon (specifically, ethane). It consists only of carbon and hydrogen atoms, making it a suitable representation of a hydrocarbon.
In summary, the formula C₂H6 (option A) represents a hydrocarbon, while the other options contain additional elements (oxygen or chlorine) that make them non-hydrocarbon compounds. Option A
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You are given 100 g of a compound. The compound is composed of 37% hydrogen and 63% oxygen. How many grams of hydrogen are present in the 100 g sample?
Select one:
a. 37 g
b. 27 g
c. 100 g
d. 63 g
Answers
There are 37 grams of hydrogen present in the 100 g sample given that compound is composed of 37% hydrogen and 63% oxygen.
MASS OF AN ELEMENT:
According to this question, a compound is said to be composed of 37% hydrogen and 63% oxygen.
This means that in 100g of the compound, its elemental constituents are as follows:
H = 37/100 × 100O = 63/100 × 100This means that hydrogen will contain 37g in 100g of the given compound.
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Cells come from other cells.
Question 2 options:
True
Never
False
Sometimes
Answers
Answer:
True
Explanation:
this is part of the cell theory
Because no cells today arise from pre existing cells.
Write Chemical Equations for the following:
a) Aluminium oxide reacting with sodium hydroxide.
b) Action of NH4OH on Fe2(SO4)3.
c) Zinc oxide is treated with sodium hydroxide solution
Answers
Answer:
The chemical equations for the reactions you mentioned are:
a) Aluminium oxide reacting with sodium hydroxide
\(\boxed{\bold{Al_2O_3 + 2NaOH \longrightarrow 2NaAlO_2 + H_2O}}\)
In this reaction, aluminium oxide \(\bold{Al_2O_3)}\) reacts with sodium hydroxide (NaOH) to form sodium aluminate \(\bold{(NaAlO_2)}\) and water \(\bold{(H2O)}\)
b) Action of \(\bold{NH4OH}\) on \(\bold{Fe_2(SO_4)_3}\)
\(\boxed{\bold{Fe_2(SO_4)_3 + 6NH_4OH → 2Fe(OH)_3 + 3(NH_4)_2SO_4}}\)
In this reaction, iron (III) sulfate \((Fe_2(SO_4)_3) \) reacts with ammonium hydroxide\( (NH_4OH) \) to form iron (III) hydroxide\( (Fe(OH)_3) \) and ammonium sulfate\( ((NH_4)_2SO_4)\).
c) Zinc oxide is treated with sodium hydroxide solution
\(\boxed{\bold{ZnO + 2NaOH → Na_2ZnO_2 + H_2O}}\)
In this reaction, zinc oxide (ZnO) reacts with sodium hydroxide (NaOH) to form sodium zincate (Na_2ZnO_2) and water\(\bold{ (H_2O)}\)
What is the symbol for half-life?
Answers
Answer:
The first one
Explanation:
Half-life (symbol t1⁄2) is the time required for a quantity to reduce to half of its initial value. The term is commonly used in nuclear physics to describe how quickly unstable atoms undergo radioactive decay or how long stable atoms survive.
1
Select the correct answer.
Which phrase correctly describes temperature?
OA
average rotational kinetic energy of the particles in an object
OB.
average energy of the particles in an object
average translational kinetic energy of the particles in an object
all energy possessed by the particles in an object
Answers
Answer:
A
Explanation:
the particles in space to be able to move their has to be temperature
which of the following elements is a metal boron magnesium nitrogen or carbon
Answers
Answer: Magnesium
Explanation: The other elements are non-metal (nitrogen & carbon) and metalloid (boron)
Lead ions can be removed from solution by precipitation with sulfate ions. Suppose a solution contains lead(II) nitrate.
Answers
1) List the compounds involved in the reaction.
Lead (II) nitrate
Potassium sulfate
Lead (II) sulfate
Potassium nitrate.
2) Write the formula of every compound.
Lead (II) nitrate: Pg(NO3)2
Potassium sulfate: K2SO4
Lead (II) sulfate: PbSO4
Potassium nitrate: KNO3
3) Write the chemical equation
.
\(Pb(NO_3)_2+K_2SO_4\rightarrow PbSO_4+KNO_3\)List the elements (or polyatomic ions) in the reactants.
Pb: 1
NO3: 2
K: 2
SO4: 1
List the elements (or polyatomic ions) in the products.
Pb: 1
NO3: 1
K: 1
SO4: 1
Balance K.
\(Pb(NO_3)_2+K_2SO_4\rightarrow PbSO_4+2KNO_3\)List the elements (or polyatomic ions) in the reactants.
Pb: 1
NO3: 2
K: 2
SO4: 1
List the elements (or polyatomic ions) in the products.
Pb: 1
NO3: 2
K: 2
SO4: 1
4) Balanced chemical equation.
\(Pb(NO_3)_{2(aq)}+K_2SO_{4(aq)}\rightarrow PbSO_{4(s)}+2KNO_{3(aq)}\).
by law, what mineral must be added to refined flours during the enrichment process? a. copper b. magnesium c. iron d. iodine e. calcium
Answers
Iron must be added to the refined flours during the enrichment process.
Refined grain products to be enriched. this means adding returned certain B vitamins (thiamin, riboflavin, niacin, folic acid) and iron. but, fiber isn't brought again to enriched grains.
The germ is the center of the seed where boom happens; it's far rich in healthy fats, diet E, and B nutrients, phytochemicals, and antioxidants. The endosperm is the interior layer that holds carbohydrates, protein, and small amounts of a few B vitamins and minerals.
The 5 enrichment nutrients are defined by way of the meals and Drug Administration (FDA) and consist of thiamin (vitamin B1, thiamin mononitrate, or thiamin hydrochloride); riboflavin (diet B2); niacin (vitamin B3 or niacinamide); folic acid folate and iron (reduced iron, ferrous sulfate, or ferric orthophosphate).
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black walnut trees release chemicals that can be toxic to other plants. this phenomenon may be an example of _______, although experimental confirmation is still needed.
Answers
The phenomenon of black walnut trees releasing chemicals that can be toxic to other plants may be an example of allelopathy, although experimental confirmation is still needed.
Determine the Allelopathy?Allelopathy refers to the biochemical interactions between plants where one plant releases chemicals that can influence the growth, development, or survival of other plants. These chemicals can have a range of effects, including inhibiting the germination or growth of nearby plants or affecting their physiology.
In the case of black walnut trees, they are known to release a chemical compound called juglone (5-hydroxy-1,4-naphthoquinone) into the soil through their roots, leaves, and husks. Juglone can have inhibitory effects on many plant species, suppressing the growth of competing plants around the tree.
While the phenomenon of black walnut allelopathy is widely recognized, it is important to note that confirming allelopathic effects requires careful experimental investigation.
The specific mechanisms and impacts of allelopathic interactions can vary depending on the plant species involved and the environmental conditions, thus warranting further experimental confirmation.
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which of the three acid-base definitions involves the classification of some substances as acids or bases that the other two definitions miss?
Answers
The Lewis acid-base definition involves the classification of some substances as acids or bases that the other two definitions (Arrhenius and Bronsted-Lowry) miss.
This is because the Lewis definition focuses on the interaction between electron pairs, allowing for the identification of substances as Lewis acids (electron-pair acceptors) or Lewis bases (electron-pair donors) that may not exhibit typical acid or base behavior according to the Arrhenius or Bronsted-Lowry definitions.
1. Arrhenius Definition: An acid is a substance that increases the concentration of H+ ions when dissolved in water, while a base is a substance that increases the concentration of OH- ions.
2. Brønsted-Lowry Definition: An acid is a proton (H+) donor, and a base is a proton (H+) acceptor.
3. Lewis Definition: An acid is an electron-pair acceptor, and a base is an electron-pair donor.
The Lewis definition is broader than the Arrhenius and Brønsted-Lowry definitions because it includes substances that don't necessarily involve H+ ions. Thus, it classifies some substances as acids or bases that the other two definitions miss.
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What is force and motion
Answers
Answer:
In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity (which includes beginning moving from a state of rest), i.e., to accelerate. Force can also be described intuitively as a push or a pull.
lol
7. The structural formula below is incomplete. It shows all of the carbon-hydrogen bonds, but none of the carbon-carbon bonds. Draw the MISSING BONDS BETWEEN THE CARBON ATOMS ONLY! (Do not add any other atoms to the structural formula below.) What is the name of the structural formula?
Answers
Step-by-step explanation:
The number of carbon atoms present in the structure is 5
Each carbon atom carry four hydrogen atoms
The above organic structure is Pentane
Having a molecular formula of C5H12
Why is an ecosystem still healthy although there's still a lot of consumers in it?
Answers
Answer:
because it is a sign that there are more producers for the consumers.
Explanation:
An ecosystem consist of the abiotic or inorganic components, the animals[consumers], the plants[producers] and the decomposers. An ecosystem simply means the environment of organisms that are living together and the way these organisms interact with another.
The producers that is the plants are the ones manufacturing food by themselves either by photosynthesis or chemosynthesis and the consumers are the ones relying on the producers for food.
The ecosystem is still healthy even when there's still a lot of consumers in it because it shows that there are come producers that is to say the producers are more also. If this is not the case, then the ecosystem will not be healthy as the consumers will eat the producers until the producers will not be enough.
what may happen to eli and his father? check all that apply
Answers
They will not have to pay any cost because the accident was not Dave’s fault, Eli will be covered by Dave’s family car insurance policy, they will be protected by the other driver’s insurance. (B,C,D)
Explanation: just answered it and it was correct.
B. They will not have to pay any costs because the accident was not Dave’s fault.
C. Eli will be covered by Dave’s family car insurance policy.
D. They will be protected by the other driver’s insurance.
May I have brainliest please? :)
Water has the following composition: pH = 7.8 HCO32 = 85 mg/L as CaCO3 Ca²+ = 32 mg/L as CaCO3 Mg2+ = 40 mg/L as CaCO3 The following three questions pertain to this water. What is the highest theoretical concentration of Ca2+ (M) that can be dissolved at this pH in equilibrium with Ca(OH)₂(s) assuming no other calcium solids will form? Note: Don't be alarmed - it will be a large number! Ca(OH)(s) <--> Ca²+ + 2OH Kp-10:53
Answers
The first step in solving this problem is to calculate the activity product of calcium ions in the water to determine the saturation state of calcium with respect to Ca(OH)₂ (s).Then, using the solubility product (Ksp) of calcium hydroxide, we can calculate the theoretical maximum concentration of calcium ions in the water.
For Ca(OH)₂(s), the equilibrium expression is Ca(OH)(s) <--> Ca²+ + 2OH Kp-10:53The equilibrium constant, Kp-10:53, for this reaction is equal to the solubility product of Ca(OH)₂ (s) because it is an ionic solid. The Ksp of Ca(OH)₂ (s) is given as Ksp= [Ca²+][OH]². Using this, we can calculate the activity product, Q, for calcium ions in the water at equilibrium with Ca(OH)₂ (s):Q = [Ca²+][OH]²
the activity product of calcium ions in the water is:Q = [Ca²+][OH-]²= [Ca²+](1.58 x 10-8)²= 3.97 x 10-17The equilibrium constant, Kp-10:53, is equal to Ksp= [Ca²+][OH-]², so we can write:Ksp = [Ca²+](1.58 x 10-8)²Ksp/(1.58 x 10-8)² = [Ca²+]= (10-10.53)/(1.58 x 10-8)² = 3.24 x 10-6 mol/LThis is the theoretical maximum concentration of calcium ions that can exist in the water without precipitation of calcium solids. Note that this is an extremely high concentration of calcium ions.
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