Portable Lanterns and Stoves Used for Camping Often Use a Mixture

question 2

Multiple Choice

Portable lanterns and stoves used for camping often use a mixture of hydrocarbons for fuel. One such hydrocarbon is an alkane called n-pentane. These lanterns and stoves are often difficult to light on a cold day because the fuel has a low vapor pressure at low temperatures. Determine the vapor pressure of n-pentane on a night when the temperature is 0.0C. The enthalpy of vaporization of n-pentane is 27.6 kJ/mol, and its boiling point is 36.0C.

• A)228 torr
• B)367 torr
• C)184 torr
• D)479 torr
• E)209 torr

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Diabetes

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