First slide
Numericals involving moles and volume of gas at STP
Question

Which one of the following gas occupies minimum volume at STP ?

Easy
Solution

At STP,

One mole of every gas occupies 22.4 litres;

Volume occupied by each of these gases is

VCH4=4×22.416lit; VH2=8×22.42lit; VO2=32×22.432lit; VN2=14×22.428lit; 

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