1 mole of H2 gas is contained in a box of volume V = 1.00 m3 at T = 300 K. The gas is heated to a temperature of T = 3000 K and the gas gets converted to a gas of hydrogen atoms. The final pressure would be (considering all gases to be ideal)

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same as the pressure initially

2 times the pressure initially

10 times the pressure initially

20 times the pressure initially

answer is D.

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Detailed Solution

Final number of moles n2 = 2P2 = 20P

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