January 2019 2 28 Report
Diketahui ΔHf° NH₄Cl = -314 kJ/mol dan ΔHf° HCl = -92 kJ/mol. Jika reaksi NH₄Cl ----> NH₃ + HCl mempunyai ΔH = 176 kJ/mol, besarnya ΔHf°NH₃ adalah.....
A. 398 kJ
B. -92 kJ
C. 222 kJ
D. -46 kJ
E. -176 kJ

Tolong bantu ya + caranya
besok harus dikumpul, thanks^^

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