Find the volume of 56.0 grams of O2 at stp

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Chemistry

Oneill

24 May, 07:56

Find the volume of 56.0 grams of O2 at stp

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Nathanial Barrera · Answer 1

The molar mass of O2 is 32g/mol. So the mol amount of these O2 is 56/32=2 mol. STP stands for the standard temperature and pressure which means the temperature is 0 ℃ and pressure is 100 kPa. And the molar volume of gas is 22.7 L/mol under STP. So the answer is 22.7*2=45.4 L