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Class 11 NEET Physics Thermodynamics and Kinetic Theory

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Question : 3

Total: 109

An oxygen cylinder of volume 30 litre has 18.20 moles of oxygen. After some oxygen is withdrawn from the cylinder, its gauge pressure drops to 11 atmospheric pressures at temperature 27∘C. The mass of the oxygen withdrawn from the cylinder is nearly equal to:

[Given, R=‌

Jmol−1K−1, and molecular mass of O2=32,1 atm pressure =1.01×105N∕m ]

0.116 kg
0.156 kg
0.125 kg
0.144 kg

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