Two moles of air, when heated through 10 K expands by an amount of 1.66 × 10–3 m3 under a constant pressure of 105 N/m2. If Cv = 20.81 J/mole K, then Cp is,

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27.46J/mole K

19.11 J/mole K

32.11 J/mole k

19.11J/mole k

answer is A.

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Detailed Solution

Now, = (416.2+133)J= 529.2 JAlso,

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