Concept explainers
(a)
Interpretation:
The mass/mass percent concentration of the basic solution
Concept introduction:
Molarity is defined as the number of moles of solute per unit volume in liters of solution.
The formula of molarity is given below.
The density is defined as the mass per unit volume of the compound and is given by the formula given below.
Answer to Problem 34E
The mass/mass percent of
Explanation of Solution
The molarity of
The density of
The formula of density is shown below.
The formula of molarity is shown below.
The mass/mass percent is defined as the mass of solute divided by the total mass of the solution multiplied by
The formula of mass/mass percent is given below.
The
Therefore, there are three moles of
Mass of solution can be found using the formula of density. Mass is equal to the density multiplied by volume.
Substitue the volume of solution and density in equation (1) to find out the mass of solution.
Rearrange above equation to find out mass as shown below.
The mass of solute from its moles can be obtained by multiplying its number of moles by the molar mass of the solute.
The molar mass of
Mass of three moles of
Substitute the mass of solute and mass of solution in the equation (3) to find out mass/mass percent as shown below.
The mass/mass percent concentration of
The mass/mass percent of
(b)
Interpretation:
The mass/mass percent concentration of the basic solution
Concept introduction:
Molarity is defined as the number of moles of solute per unit volume in liters of solution.
The formula of molarity is given below.
The density is defined as the mass per unit volume of the compound and is given by the formula given below.
Answer to Problem 34E
The mass/mass percent of
Explanation of Solution
The molarity of
The density of
The formula of density is shown below.
The formula of molarity is shown below.
The mass/mass percent is defined as the mass of solute divided by the total mass of the solution multiplied by
The formula of mass/mass percent is given below.
The
Therefore, there are half moles of
Mass of solution can be found using the formula of density. Mass is equal to the density multiplied by volume.
Substituent the volume of solution and density in equation (1) to find out the mass of the solution.
Rearrange above equation to find out mass as shown below.
The mass of solute from its moles can be obtained by multiplying its number of moles by the molar mass of the solute.
The molar mass of
Mass of
Substitute the mass of solute and mass of solution in the equation (3) to find out mass/mass percent as shown below.
The mass/mass percent of
The mass/mass percent of
(c)
Interpretation:
The mass/mass percent concentration of the basic solution
Concept introduction:
Molarity is defined as the number of moles of solute per unit volume in liters of solution.
The formula of molarity is given below.
The density is defined as the mass per unit volume of the compound and is given by the formula given below.
Answer to Problem 34E
The mass/mass percent of
Explanation of Solution
The molarity of
The density of
The formula of density is shown below.
The formula of molarity is shown below.
The mass/mass percent is defined as the mass of solute divided by the total mass of the solution multiplied by
The formula of mass/mass percent is given below.
The
Therefore, there are six moles of
Mass of solution can be found using the formula of density. Mass is equal to the density multiplied by volume.
Substituent the volume of solution and density in equation (1) to find out the mass of the solution.
Rearrange above equation to find out mass as shown below.
The mass of solute from its moles can be obtained by multiplying its number of moles by the molar mass of the solute.
The molar mass of
Mass of three moles of
Substitute the mass of solute and mass of solution in the equation (3) to find out mass/mass percent as shown below.
The mass/mass percent of
The mass/mass percent of
(d)
Interpretation:
The mass/mass percent concentration of the basic solution
Concept introduction:
Molarity is defined as the number of moles of solute per unit volume in liters of solution.
The formula of molarity is given below.
The density is defined as the mass per unit volume of the compound and is given by the formula given below.
Answer to Problem 34E
The mass/mass percent of
Explanation of Solution
The molarity of
The density of
The formula of density is shown below.
The formula of molarity is shown below.
The mass/mass percent is defined as the mass of solute divided by the total mass of the solution multiplied by
The formula of mass/mass percent is given below.
The
Therefore, there are one mole of
Mass of solution can be found using the formula of density. Mass is equal to density multiplied by volume.
Substituent the volume of solution and density in equation (1) to find out the mass of the solution.
Rearrange above equation to find out mass as shown below.
The mass of solute from its moles can be obtained by multiplying its number of moles by the molar mass of the solute.
The molar mass of
Mass of three moles of
Substitute the mass of solute and mass of solution in the equation (3) to find out mass/mass percent as shown below.
The mass/mass percent of
The mass/mass percent of
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Chapter 14 Solutions
EP INTRODUCTORY CHEM.-MOD.MASTERINGCHEM
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