Problem: Consider the following reaction:2Mg(s) + O2 (g) → 2MgO(s)  ΔH = - 1204 kJIs this reaction exothermic or endothermic?

FREE Expert Solution

exothermic: ΔH = (-)

endothermic: ΔH = (+)

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Problem Details

Consider the following reaction:
2Mg(s) + O2 (g) → 2MgO(s)  ΔH = - 1204 kJ

Is this reaction exothermic or endothermic?

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