Heat capacity of air can be approximately expressed as, C p = 26.693 + – McqOptions

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1.	Heat capacity of air can be approximately expressed as, C p = 26.693 + 7.365 x10 -3 T , where, C p is in J/mole. K and T is in K . The heat given off by 1 mole of air when cooled at atmospheric pressure from 500Â°C to - 100Â°C is
A.	10.73 kJ
B.	16.15 kJ
C.	18.11 kJ
D.	18.33 kJ
Answer» D. 18.33 kJ

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