For the following exothermic reaction, predict under which conditions the reaction will be spontaneous.
2Mg(s) + O2(g) → 2MgO(s)
a. The reaction is always spontaneous.
b. The reaction is spontaneous at high temperatures.
c. The reaction is never spontaneous.
d. Insufficient data is provided to answer this question.
e. The reaction is spontaneous at low temperatures.
Answers: 2
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