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The correct relation between molar heat capacities Cp and Cv is

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Important Questions on Thermodynamics

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Consider the following
The correct relation between u,v&w is

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For a reaction to be non-spontaneous
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Which of the following are state function?
(a) q
(b) q+w
(c) H-TS
(d) w
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Among the following, which is not a state function?
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If an ideal gas expands isothermally from 50 L to 100 L against 2 atm external pressure, then values of W,ΔU and Q respectively will be
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If 1 mol of an ideal gas at constant temperature changes its pressure from 5 atm to 2 atm and volume from 4 L to 10 L, then enthalpy change will be
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Correct expression of enthalpy of combustion is
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Select the pair of intensive properties