For 2-methylbutane, the ∆H° of vaporization is 25.22 kJ/mol and the ∆S° of vaporization is 84.48 J/mol･K. At 1.00 atm and 261 K, what is the ∆G° of vaporization for 2-methylbutane, in kJ/mol? give the answer in the right amount of sig figs

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