The Ideal Gas Law: Molar Mass
7. Gases / The Ideal Gas Law: Molar Mass / Problem 2
A gaseous hydrocarbon contains 79.85 % carbon and 20.15 % hydrogen by mass. At the pressure of 760 mmHg and temperature of 25 °C, a 256mL sample of the gas was measured to have a mass of 0.315 g. Identify the molecular formula of the compound.
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