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Question
The enthalpy change at 1 atm of which reaction corresponds to the standard enthalpy of formation of solid magnesium nitrate, Mg(NO3)2?
A) Mg2+(g) + 2NO3-(g) →Mg(NO3)2(s)
B) Mg(s) + N2(g) + 3O2(g) →Mg(NO3)2(s)
C) Mg(g) + 2N(g) + 6O(g) →Mg(NO3)2(s)
D) Mg(s) + N2(g) + 2O3(g) →Mg(NO3)2(s)
E) Mg2+(aq) + 2NO3-(aq) →Mg(NO3)2(s)
Answer
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