Concept explainers
Interpretation:
Molecular formula of the hydrocarbon with
Concept Introduction:
An ideal gas contains a large number of randomly moving particles that are supposed to have perfectly elastic collisions among themselves. It is a theoretical concept. Gases that show perfect elastic collision are practically not possible. At higher
Here,

Answer to Problem 3B.40E
Molecular formula of the hydrocarbon that has
Explanation of Solution
Replace all
The expression to relate number of moles, mass and molar mass of
Substitute
The expression to relate number of moles, mass and molar mass of
Substitute
Preliminary formula for hydrocarbon is formed with moles of
Each of subscript of
The conversion factor to convert
Expression for ideal gas equation is as follows:
Rearrange equation (3) to calculate
Substitute
The expression to relate number of moles, mass and molar mass of
Rearrange in equation (5) to calculate molar mass of
Substitute
Mass from empirical formula can be calculated as follows:
Molar mass and empirical formula are related by formula as follows:
Rearrange equation (7) to calculate
Substitute
Molecular formula of the hydrocarbon that has
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Chapter 3 Solutions
ACHIEVE/CHEMICAL PRINCIPLES ACCESS 2TERM
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