# How do you calculate molar volume of a gas at STP?

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BRIAN M.
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Jun 17, 2017

Using the Ideal Gas Law, you would find the volume of 1 mole of a gas at Standard Temperature and Pressure (STP).

STP = 1 atm of pressure and 273 K for temperature

P = 1 atm

V = ???

n = 1 mole

R = 0.0821 atm L/mol K

K = 273 K

solves to

V = 22.41 L of gas @ STP

I hope this was helpful.

SMARTERTEACHER

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