At STP, one mole of a gas occupies ................... of volume.
A
22.4 litres
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B
44.8 litres
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C
67.2 litres
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D
0
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Solution
The correct option is A 22.4 litres
Standard temperature & pressure(STP) conditions imply a temperature 273.15k and a pressure of 1atm. When these conditions meet, one mole of any gas occupies 22.4litres exactly.
⇒ At STP, one mole of a gas occupies 22.4litres of volume.