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If a gas cylinder with a volume of 22.00 L contains 21.1 moles of argon gas...

If a gas cylinder with a volume of 22.00 L contains 21.1 moles of argon gas at 298 K, what is the pressure of the gas in the cylinder in atmospheres? Express the answer to 3 significant figures.

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Answer #1

V= 22. oo L n 21. mol T= = 298 K PV- nRT PX 2 2 = 21 X 0. 0821X 298 23.5 atm

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