September 2018 1 4K Report
Diketahui energi ikatan: H-H = 436 Kj/mol
Cl-Cl = 242 Kj/mol
H-Cl = 431 Kj/mol
Kalor yang diperlukan untuk menguraikan 146 gram HCl menjadi unsur-unsurnya adalah: (H=1 Cl=35,5)

A. 92 Kj

B. 184 Kj

C. 247 Kj

D. 368 Kj

E. 494 Kj

(Tolong bantu sekarang yaaa)
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