Respuesta :

Answer : B because if it requires more energy, it might be a bigger reaction than normal, which could be defined as spontaneous

A reaction that requires energy would be spontaneous.

What is  spontaneous process?

A spontaneous process is one in which we can proceed without additional input of energy releasing free energy and then moves to a lower more stable thermodynamical state.

Therefore, A reaction that requires energy would be spontaneous process. (option b)

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