For a system at 300 K, change in enthalpy is 60kJ.mol-1 and change in entropy is 300J.K-1.mol-1. Gibbs free energy of the system at that temperature will be

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-30J/mole

+30J/mole

-30kJ/mole

+30kJ/mole

answer is C.

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Detailed Solution

∆G=∆H-T∆S; ∆G=60kJ.mol-1-300K0.3kJ.K-1mol-1; ∆G=-30kJ/mole

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