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Chemistry 21 Online
OpenStudy (anonymous):

HELP! Liquid ammonia boils at –33.4ºC and has a heat of vaporization of 23.5 kJ/mol. What is its vapor pressure at –50.0ºC? (R = 8.314 J/K•mol)

OpenStudy (anonymous):

I've tried everything

OpenStudy (anonymous):

The lnP= equation? I've tried that too :(

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