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Which of the following option(s) will show a decrease in Gibbs free energy ?A. Combustion of propane at 1 bar and 500 K.B. Vapourisation of any liquild at 1 atm and above its normal bolling point.C. Fusion of `H_(2)O` at 1 atm and `0^(@)C` if its normal melting point is `0^(@)`C.D. Vapourisation of `H_(2)O` at `100^(@) C`and 1 bar if its normal boling ponts is `100^(@)C`.

Answer» Correct Answer - a,b,d


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