Concept explainers
(a)
Interpretation:
The concept map is to be drawn and the volume of sulfur trioxide
Concept introduction:
A mole of a substance is defined as the same number of particles of the substance as present in
Answer to Problem 22E
The mole concept map is shown below.
The liters of
Explanation of Solution
It is given that the number of molecules of
The mole concept map is shown below.
Figure 1
The Figure 1 shows that the number of moles should be calculated first, to calculate other parameters.
The number of moles is calculated from the relation shown below.
Therefore, the number of moles for
The volume of
The number of moles of
The volume for
The volume of
The mole concept map is shown Figure 1. The volume of
(b)
Interpretation:
The mole concept map is to be drawn and the mass of
Concept introduction:
A mole of a substance is defined as the same number of particles of the substance as present in
Answer to Problem 22E
The mole concept map is drawn below and the grams of
Explanation of Solution
It is given that the number of molecules of
The mole concept map is drawn below.
Figure 1
The above diagram shows that the number of moles should be calculated first, to calculate other parameters.
The number of moles is calculated from the relation shown below.
Therefore, the number of moles for
The molar mass of oxygen is
The molar mass of sulfur is
The mass of
The number of moles of
The mass for
Therefore, the mass of
The mass of
(c)
Interpretation:
The mole concept map is to be drawn and the molar concentration of
Concept introduction:
A mole of a substance is defined as the same number of particles of the substance as present in
Answer to Problem 22E
The mole concept map is drawn below and the molar concentration of
Explanation of Solution
It is given that the number of molecules of
The mole concept map is shown below.
Figure 1
The above diagram shows that the number of moles should be calculated first, to calculate other parameters.
The number of moles is calculated from the relation shown below.
Therefore, the number of moles for
The number of moles for of
The formula to determine molarity is shown below.
Where
•
•
•
Substitute the value of number of moles as
Therefore, the molar concentration of
The molar concentration of
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Chapter 15 Solutions
Introductory Chemistry: Concepts and Critical Thinking (8th Edition)
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