When 072 G of a Liquid Is Vaporized at 110°C and and 0.967

question 2

Multiple Choice

When 0.72 g of a liquid is vaporized at 110°C and 0.967 atm,the gas occupies a volume of 0.559 L.The empirical formula of the gas is CH₂.What is the molecular formula of the gas?

• A)CH₂
• B)C₂H₄
• C)C₃H₆
• D)C₄H₈
• E)none of these

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