joymarie122813 joymarie122813

26-06-2017
Chemistry

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What is the pressure of 0.540 mol of an ideal gas at 35.5 L and 223 K?
Use mc031-1.jpg and mc031-2.jpg.

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LeChatNoir LeChatNoir

26-06-2017

p: ?
V: 35,5L = 35,5 dm³
n: 0,54 mol
R: 83,14 hPa·dm³/mol·K
T: 223K
..................
pV = nRT
p = nRT/V
p = (0,54×83,14×223)/35,5
p = 282,02 hPa

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