What is the molar mass of a gas with a mass of 0.5 g, occupying a volume of 500 ml?

Under normal conditions, one mole of ideal gas takes up a volume of 22.4 liters.

Accordingly, a volume of 0.5 liters will contain the amount of the substance:

N = 0.5 / 22.4 = 0.0223 mol;

To find the molar mass of this gas, you need to divide its mass by the amount of substance:

M = 0.5 / 0.0223 = 22.42 g / mol;



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