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13-05-2022
Chemistry

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A helium balloon in a closed car occupies a volume of 2.32 L at 40.0oC. How many moles of helium would exert 5 atm of pressure at the ideal conditions above?

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jsimpson11000 jsimpson11000

13-05-2022

Answer:

.451 mole

Explanation:

PV = n RT R = gas constany = .082057 L-Atm/K-mol T is in units Kelvin

5 *2.32 = n (.082057)(40+273.15)

n=.451 mole

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