A sample of carbon dioxide is contained in a 500.0 mL flask at 0.928 atm and 18.1 C. How many molecules of gas are...

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Answer 1

Answer #1

volume = 500 mL = 0.5 L

pressure = 0.928 atm

temperature = T = 18.1 + 273 = 291.1 K

P V = n R T

0.928 x 0.500 = n x 0.0821 x 291.1

n = 0.0194

moles of gas = 0.0194

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Answer 2

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