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25-11-2022
SAT

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For which one of the following reactions is ∆Horxn equal to the heat of formation of the product?
A. 12C (g) + 11H2 (g) + 11O (g) ‡ C6H22O11 (g)
B.N2 (g) + 3H2 (g)‡2NH3 (g)
C.6C(s) + 6H(g)‡C6H6 (l)
D.1/2N2 (g) + O2 (g)‡NO2 (g)
E.P(g) + 4H(g) + Br(g)‡PH4Br(l)

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