Concept explainers
(a)
Interpretation:
The molar mass of ozone at STP density is to be calculated.
Concept introduction:
One mole of every gas occupies the same volume at STP. This value is equal to
Answer to Problem 28E
The molar mass of ozone at STP density is
Explanation of Solution
The value of gas density for ozone is given as
The formula to calculate the gas density is given below.
Rearrange the above equation to obtain the value of molar mass in grams.
Substitute the values of gas density and molar volume in the above expression.
Therefore, the value of molar mass of ozone at STP density is
The molar mass of ozone at STP density is
(b)
Interpretation:
The molar mass of silane at STP density is to be calculated.
Concept introduction:
One mole of every gas occupies the same volume at STP. This value is equal to
Answer to Problem 28E
The molar mass of silane at STP density is
Explanation of Solution
The value of gas density for silane is given as
The formula to calculate the gas density is given below.
Rearrange the above equation to obtain the value of molar mass in grams.
Substitute the values of gas density and molar volume in the above expression.
Therefore, the value of molar mass of silane at STP density is
The molar mass of silane at STP density is
(c)
Interpretation:
The molar mass of nitric oxide at STP density is to be calculated.
Concept introduction:
One mole of every gas occupies the same volume at STP. This value is equal to
Answer to Problem 28E
The molar mass of nitric oxide at STP density is
Explanation of Solution
The value of gas density for nitric oxide is given as
The formula to calculate the gas density is given below.
Rearrange the above equation to obtain the value of molar mass in grams.
Substitute the values of gas density and molar volume in the above expression.
Therefore, the value of molar mass of nitric oxide at STP density is
The molar mass of nitric oxide at STP density is
(d)
Interpretation:
The molar mass of Freon-
Concept introduction:
One mole of every gas occupies the same volume at STP. This value is equal to
Answer to Problem 28E
The molar mass of Freon-
Explanation of Solution
The value of gas density for Freon-
The formula to calculate the gas density is given below.
Rearrange the above equation to obtain the value of molar mass in grams.
Substitute the values of gas density and molar volume in the above expression.
Therefore, the value of molar mass of Freon-
The molar mass of Freon-
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Chapter 8 Solutions
Introductory Chemistry: Concepts and Critical Thinking (8th Edition)
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