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Can you show all work and calculations! Thank you!

Consider the reaction of iodine with manganese dioxide 312(s)+ 2Mno2s)+80H (a)(a)+ 2MnO4(a)+ 4H200 The equilibrium constant for the overall reaction is 8.30 10-7 Calculate ?G° for the reaction at 25°C. Multiple Choice 34.7 kJ 15.1 kJ None of these choices are correct -34.7 kJ -15.1 kJ
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Answer #1

We know that \DeltaGo = -RT ln K

Where

R = gas constant = 8.314x10-3 kJ/(mol-K)

T = Temperature = 25 oC = 25+273 = 298 K

K = Equilibrium constant = 8.30x10-7

Plug the values we get  \DeltaGo = 34.7 kJ

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