A cylinder of fixed capacity 67.2 litres containshelium gas at STP. The amount of heat needed to rise the temperature of the gas in the cylinder by 20^(@)C is (R = 8.31 "Jmol"^(-1)K^(-1))

A cylinder of fixed capacity 67.2 litres containshelium gas at STP. Th

1.	A cylinder of fixed capacity 67.2 litres containshelium gas at STP. The amount of heat needed to rise the temperature of the gas in the cylinder by 20^(@)C is (R = 8.31 "Jmol"^(-1)K^(-1))
Answer» 748J 374J 1000J 500J Answer :A