7. Gases
The Ideal Gas Law: Molar Mass
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ANSWERS OPTIONS
A
C3H5
B
C8H10
C
C4H5
D
C5H10
Xylene is a hydrocarbon used as a gasoline additive. It is made up of 90.5% C and 9.5% H by weight. At 101.325 kPa and 130°C, 2.34 g of xylene occupies a volume of 729.1 mL. Determine the molecular formula of xylene.