5 moles of hydrogen initially at STP are compressed adiabatically so that its temperature becomes 400ºC. The increase in the internal energy of the gas (in kilo-joules) is (R = 8.30 J/mol-K)

 5 moles of hydrogen  initially at STP are compressed adiabatically so that its temperature becomes 400ºC. The increase in the internal energy of the gas (in kilo-joules) is (R = 8.30 J/mol-K)

	21.55
	41.50
	65.55
	80.55