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He ( N₂ CH4 Volume 22.4 L Pressure Temperature Mass of gas Number of gas molecules 22.4 L 101.3 kPa 0°C 4.00 g 6.02 x 1023 10Howmany moles of nitrogen gas are in the tank with nitrogen?  

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Answer #1

Answer is 1 mole.

Given mass=28 g and molecular mass of N2=28 gm

From this data no. Of mole= mass given/ molecular mass. Which give 1 mole and also 1 mole of gas having volume 22.4 litre and contains molecules 6.022×10^23.

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