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For the two reactions a) A→B ΔGo′ = 2 kJmol-1 and b) X→Y ΔGo′ = –3.5...

For the two reactions a) A→B ΔGo′ = 2 kJmol-1 and b) X→Y ΔGo′ = –3.5 kJmol-1, which of the following statements is correct?

-Reaction a is not spontaneous at cellular concentrations

-Reaction a is a more thermodynamically favorable reaction than b

-Neither reaction is reversible

-None of the answers given is correct

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