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Explain Why a glacial Acetic acid in a conductance set-up does forms gradually brighter lights that is dim to bright because it is frequently diluted with water?

The expression: Sm/J K-1 mol-1 = 36.36+20.79 ln(T/K) C.°C to 50 ° shows The entropy of Ar that is given to a good approximation by this expression? Compute the change in Gibbs energy of argon of 1 mol if it is heated at constant pressure from 25

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