In a mole of water vapour at STP, the volume actually occupied or taken by the molecules (i.e., Avogadro’s No. x Volume of one molecule) is [Kerala EEE 2000]

Question: In a mole of water vapour at STP, the volume actually occupied or taken by the molecules (i.e., Avogadro’s No. x Volume of one molecule) is [Kerala EEE 2000]

(a) Zero

(b) Less than 1% of 22.4 litres

(c) About 10% of the volume of container

(d) 1% to 2% of 22.4 litres

(e) Between 2% to 5% of 22.4 litres

Correct Answer: (b) Less than 1% of 22.4 litres

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