Give The Products For The Balanced Neutralization Reaction: HNO3(Aq)+LiOH(Aq)→

Answer:

Gold is much heavier than lead. It is very dense. Another rather simple way to think of this is that if the density of water is 1 g/cc then the density of gold is 19.3 times greater than water. Water weighs about 8.3 pounds per gallon.

Explanation:

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There are two possible points on the diagram where the addition of heat will cause some of the sample to melt. The first point is at the solid-liquid equilibrium line, also known as the melting point.

At this point, the temperature remains constant as heat is added until all of the solid has melted into liquid. The second point is on the solid phase line, above the melting point. At this point, the temperature is below the melting point, but the addition of heat will cause some of the solid to melt and transition into the liquid phase. However, it is important to note that the amount of solid that melts at this point will depend on the temperature and pressure conditions. To identify the points on the diagram where the addition of heat will cause some of the sample to melt, you should look for the phase transition area between solid and liquid states.

This typically occurs at the melting point of the substance. On a phase diagram, you can find this region along the line separating the solid and liquid phases. As heat is added at this point, the substance will start transitioning from its solid state to its liquid state, and a portion of the sample will begin to melt. Make sure to examine the diagram carefully to pinpoint these critical points accurately.

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Answer: The concentration of the acid Vincent produced is 0.083 M.

Explanation:

Given: Mass = 6.5 g

Volume = 600.0 mL (1 mL = 0.001 L) = 0.6 L

Moles is the mass of substance divided by its molar mass. So, moles of bromic acid (molar mass = 128.91 g/mol) are calculated as follows.

\(Moles = \frac{mass}{molar mass}\\= \frac{6.5 g}{128.91 g/mol}\\= 0.05 mol\)

Molarity is the number of moles of a substance present in liter of a solution.

Therefore, molarity (concentration) of the given solution is calculated as follows.

\(Molarity = \frac{no. of moles}{Volume (in L)}\\= \frac{0.05 mol}{0.6 L}\\= 0.083 M\)

Thus, we can conclude that the concentration of the acid Vincent produced is 0.083 M.

\(\\ \sf\longmapsto 1mole\:is\:a\:specific\:amount\:of\:particles\:of\:a\:substance .\)

\(\\ \sf\longmapsto It\:is\:Represented\:as\:mol\)

\(\\ \sf\longmapsto 1mol=6.023\times 10^{23}particles\)

During the propagation step in the chlorination of propane, there are several possible reactions and electron movements. However, I will provide you with the most common reaction that occurs during this step:

CH3CH2CH3 + Cl2 -> CH3CH2CH2Cl + HCl

In this reaction, the movement of electrons can be described as follows:

One of the chlorine atoms in Cl2 breaks its diatomic bond, forming two chlorine radicals:

Cl2 -> 2Cl•

One chlorine radical attacks the propane molecule (CH3CH2CH3), abstracting a hydrogen atom and forming a new C-Cl bond:

Cl• + CH3CH2CH3 -> CH3CH2CH2• + HCl

The resulting ethyl radical (CH3CH2CH2•) can react with another chlorine molecule (Cl2) to continue the propagation cycle:

CH3CH2CH2• + Cl2 -> CH3CH2CH2Cl + Cl•

This process repeats, with the chlorine radical abstracting a hydrogen atom from another propane molecule, forming a new C-Cl bond, and generating a new alkyl radical (e.g., propyl radical) and a new chlorine radical. The reaction continues until all available propane molecules are consumed or until termination steps occur.

Note: It's important to mention that there can be other possible reactions and pathways during the chlorination of propane, depending on reaction conditions and the presence of impurities. The reaction described above represents a simplified mechanism.

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Answer:

nitrogen and carbon because there diffusion rate is high

Explanation and Answer:

When trying to find the mass of a substance from the mass of another substance using a chemical equation we have to follow some steps.

Before starting solving the problem we have to make sure that we have a balanced equation of the reaction. The steps are:

1. Make sure that we are working with a balanced chemical equation.

2. Convert the mass of the given compound to moles using its molar mass.

3. Convert the moles of the given compound into moles of the target compound using their molar ratio. Their molar ratio will be given by the relationship of their coefficients in the equation of the reaction.

4. Convert the moles of the target compound into grams using its molar mass.

1000 grams of nitroglycerin 2% ointment should be mixed with the ointment base to obtain 100 grams of an ointment with a concentration of 0.2%.

To determine the amount of nitroglycerin 2% ointment needed to mix with an ointment base to obtain 100 grams of an ointment with a concentration of 0.2%, we can use the concept of a proportion.

Let's set up the proportion:

(grams of nitroglycerin 2% ointment) / 2% = 100 grams / 0.2%

To solve for the grams of nitroglycerin 2% ointment, we can cross-multiply and then divide:

(grams of nitroglycerin 2% ointment) = (2% / 0.2%) * 100 grams

Calculating the right side of the equation:

(grams of nitroglycerin 2% ointment) = (2 / 0.2) * 100 grams

                                = 10 * 100 grams

                                = 1000 grams

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Answer:2.3×10^11

Explanation:since scientific notation is as a×10^k with 0<a<=9

In order to find the answer we need to set the equation up first, so the reaction for photosynthesis is:

6 CO2 + 6 H2O + energy -> C6H12O6 + 6 O2

Now by checking the molar ratio between water and glucose we see that for every 6 moles of H2O we will end up having 1 mol of C6H12O6, so we have a 6:1 molar ratio, now in order to produce 0.500 we will find out by doing the following calculation:

6 H2O = 1 C6H12O6

x H2O = 0.500 C6H12O6

x = 3.00 moles of H2O are needed to produce 0.500 moles of glucose

The information in a balanced chemical equation shows how many moles of a reactant are involved in the reaction is,

So, option C is correct one.

The chemical equation in which number of each type of atom is equal in both side of the arrow is called balanced chemical equation.

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Answer:

B as all the forces cancel out

Explanation:

20-20=0

25-25=0

Regular maintenance and cleaning of gas stoves are important to ensure safe and efficient operation, prevent potential hazards, and maintain the performance of the appliance.

Rohan asked his mother to clean the gas stove because he noticed a yellow flame coming out of it. A yellow flame in a gas stove indicates incomplete combustion, which can be a sign of a problem with the burner or the supply of gas. It is important to address this issue and clean the gas stove to ensure proper combustion and safety.

A yellow flame typically indicates the presence of impurities or contaminants in the gas supply, such as dust, dirt, or grease. These impurities can interfere with the proper mixing of gas and air, resulting in incomplete combustion. Incomplete combustion produces a yellow flame instead of a clean, blue flame.

Cleaning the gas stove involves removing any accumulated dirt, grease, or debris from the burner and ensuring proper airflow for efficient combustion.

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Answer:

hhhhhhhhhhhhhhhhhhhhhhhhhhhh

Explanation:

The comparable rates can not be determined from the graph shown. Option B.

The rate of reaction refers to the speed at which a chemical reaction takes place. It quantifies how quickly reactants are consumed or how rapidly products are formed during a chemical reaction. The rate of reaction is typically expressed as the change in concentration of a reactant or product per unit of time.

We can see that the graph does not clearly show the dynamics of the changes in the rate of D and E hence the comparable rates can not be determined.

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The solutes in an aqueous solution of KF in order of increasing concentration are : Lowest concentration: K+ (aq),H+ (aq),OH- (aq),F- (aq),Highest concentration: HF (aq)

In an aqueous solution of KF, K+ ions come from the dissociation of KF, but KF is a strong electrolyte and dissociates almost completely, so the concentration of K+ ions is relatively high. H+ ions are present in water due to the self-ionization of water, but their concentration is relatively low. OH- ions are also present due to the self-ionization of water, but their concentration is lower than that of H+ ions. F- ions come from the dissociation of KF, so their concentration is higher than that of OH- ions. HF is a weak acid that partially dissociates in water, resulting in a higher concentration of HF compared to the other ions in the solution.

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Rounding to the nearest whole number, approximately 75 grams of the radioactive isotope will remain after 60 years.

To solve this problem, we need to use the formula for radioactive decay: N = N0 * (1/2)^(t/T). Where N is the amount of the isotope remaining after time t, N0 is the initial amount of the isotope, T is the half-life of the isotope, and the exponent (t/T) represents the number of half-lives that have occurred during time t. In this case, we are given N0 = 1,203 grams and T = 15 years. We want to find N after 60 years, so t = 60 years.
To find the number of half-lives that have occurred during 60 years, we can divide 60 by the half-life:
60 years / 15 years/half-life = 4 half-lives

Now we can substitute these values into the formula:
N = 1,203 grams * (1/2)^(4 half-lives)
N = 1,203 grams * (1/2)^4
N = 1,203 grams * 0.0625
N = 75.1875 grams
Rounding to the nearest whole number gives us:
N = 75 grams
Therefore, after 60 years, approximately 75 grams of the radioactive isotope will be remaining.
The formula for radioactive decay: remaining mass = initial mass * (1/2)^(time elapsed / half-life).
In this case, the initial mass is 1,203 grams, the half-life is 15 years, and the time elapsed is 60 years. Plugging in these values:
Remaining mass = 1,203 * (1/2)^(60 / 15)
Remaining mass = 1,203 * (1/2)^4
Remaining mass = 1,203 * 1/16
Remaining mass ≈ 75.19

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Answer:

Ba(ClO)₂

Explanation:

The compound formed from barium and hypochlorite is barium hypochlorite, and its chemical formula is Ba(ClO)₂.

A chemical element with the atomic number 56 is barium (Ba). It belongs to the alkaline earth metal family and when it forms compounds, it has a 2+ charge.

This indicates that two electrons must be rapidly lost by barium in order to produce a stable electron configuration.

One chlorine atom (Cl) and one oxygen atom (O₂) combine to form the anion hypochlorite (ClO-) (O). The hypochlorite ion has a net charge of -1 due to the 1-charged oxygen atom and the 1-charged chlorine atom.

The 2+ charge of barium interacts with the 1- charge of the hypochlorite ion throughout the reaction to create a neutral molecule.

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2. Isotopes are atoms of the same element that have different numbers of neutrons but the same number of protons and electrons.

3. Electrons

4. Titanium- Ti

5. a. e and p = 35, n = 45

b. e and p = 46, n = 60

c. e and p = 55, n = 78

6. Barium - atomic number = 56 and mass = 138

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Answer:

i believe this is ur answer-138

Explanation:

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Amine nitrogen atom containing an electron pair and bonded to three different groups is technically a stereogenic center, the chirality of the amine nitrogen is often ignored due to its four bonds are needed to define stereoganic center.

A stereogenic center is any atom that gives different isomers when atoms or groups attached to it are exchanged. These isomers are called stereoisomers because the structures of the molecules are the same but their spatial arrangements are different from each other.

Chirality only exists with the tetrahedral carbon atoms Because there Is usually rapid inter conversion between the two isomeric forms at room temperature. Because there usually slow Inter conversion between the two Isomeric forms at room temperature.

Atom bearing groups such that interchanging of any two groups leads to a stereoisomer, plane of symmetry so that there are no stereoisomers tetrahedral atom enantiomer, non-superimposable mirror image tetrahedral atom bonded to four different substituents.

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Answer:

Explanation:es porque las especies con nichos idénticos tienen las mismas necesidades, lo que significa que competirían exactamente por los mismos recursos.

The freezing point of water after NaCl has been dissolved in it is determined to be - 0.26°C. This solution has a 0.02 mol molarity.

The molality is the proportion of solute, in your case sodium chloride, NaCl, to solvent, in this case water, expressed as the number of moles per kilogram.

Utilizing the substance's molar mass will allow you to determine how many moles of sodium chloride are present in the sample. 25g = 1 mole of NaCl; 58.44g = 0.42 moles of NaCl

You then understand that you are dissolving many moles of sodium chloride in 20 kg of water.

To determine how many moles of solute are present in 1 kilogram of water, utilize the composition of this solution.

0.428 moles of NaCl per kilogram of water. 20 kg water

= 0.0214 moles of sodium chloride

= 0.02 mol

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4.3 mL of 16.2 M \(NH3\)is required to prepare 350.0 mL of 0.200 M \(NH3\)

The molarity equation is:

Molarity (M) = moles of solute / liters of solution

We can rearrange this equation to solve for the number of moles of solute:

moles of solute = Molarity (M) x liters of solution

We can use this equation to determine the number of moles of \(NH3\)required to prepare the 350.0 mL of 0.200 M \(NH3\) solution:

moles of \(NH3\) = (0.200 M) x (0.350 L) = 0.070 moles \(NH3\)

Now, we need to determine the volume of 16.2 M \(NH3\)required to obtain 0.070 moles of \(NH3\). We can use the following equation:

moles of solute = Molarity (M) x liters of solution

Rearranging the equation to solve for the volume of solution, we get:

liters of solution = moles of solute / Molarity (M)

Plugging in the values, we get:

liters of solution = 0.070 moles  / 16.2 M\(NH3\) = 0.0043 L

Converting this to milliliters, we get:

volume of 16.2 M \(NH3\) = 0.0043 L x 1000 mL/L = 4.3 mL

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Answer:

The answer is

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

From the question

density of mercury = 13.6 g/mL

volume = 175 mL

The mass of the metal is

mass = 13.6 × 175

We have the final answer as

Hope this helps you

Answer:

I think it mught be 12.9?

Answer:

the average sum of kinetic energy of all the molecules present in a body is called temperature. it's 12.9

hope it is helpful to you

The freezing point if water is reduced when salt (NaCl) is added to it.

A freezing point is defined as the particular temperature where by a liquid such as water becomes a solid when other conditions are being kept constant.

A freezing point can also be defined as the temperature of a liquid at which it changes its state from liquid to solid at atmospheric pressure.

Some of the factors that affects freezing point of water is the presence of impurities such as salt and change in pressure of the medium.

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Option A. Hydrogen Ions

The dissolution of carbon dioxide in the oceans produce hydrogen ions as when carbon dioxide is dissolved in the ocean it leads to Ocean Acidification. This Acidification produces the hydronium ions as more acidic nature implies higher concentrations of hydrogen ions.

Carbon dioxide is a gas that readily dissolves in water to give Carbonic Acid , bicarbonate ions and carbonate ions , all of which are acidic in nature. This lowers the pH of the ocean making the waters more acidic. Therefore the acidity of oceans is largely dependent on carbon compounds and the amount of Carbon dioxide.

The reaction of Carbon dioxide with water to give carbonic acid :

                                CO2 + H2O → H2CO3

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