Question

The enthalpy change at 1 atm of which reaction corresponds to the standard enthalpy of formation of solid potassium bromate, KBrO3?
A) K(s) + Br(g) + 3O(g) →KBrO3(s)
B) K(g) + Br(g) + 3O(g) →KBrO3(s)
C) K(g) + Br2(g) + O2(g) →KBrO3(s)
D) K(s) + Br2(l) + O2(g) →KBrO3(s)
E) K(s) + Br2(g) + O2(g) →KBrO3(s)

Answer

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