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Question : 20

Total: 91

4.0g of a gas occupies 22.4 litres at NTP. The specific heat capacity of the gas at constant volume is 5.0JK−1mol−1. If the speed of sound in this gas at NTP is 952m s−1, then the heat capacity at constant pressure is (Take gas constant R=8.3JK−1mol−1 )

7.0JK−1mol−1
8.5JK−1mol−1
8.0JK−1mol−1
7.5JK−1mol−1

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