🏆 AP Exam Prep

What does a positive ΔG indicate about a reaction?

A The reaction is spontaneous
B The reaction is nonspontaneous (requires energy input)
C The reaction is at equilibrium
D The reaction is exothermic

✓ Correct Answer: Option B

Positive ΔG (Gibbs free energy) means the reaction is thermodynamically nonspontaneous under those conditions.

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