October 2018 1 76 Report
Bijih besi yang massanya 2 gram dan hanya mengandung logam besi 28% direaksikan dengan asam klorida sampai semua besi habis bereaksi.
Fe + HCl -> FeCl2 + H2
Hitunglah volume gas hidrogen yg dihasilkan diukur pada 27°C, 1 atm. (Ar Fe = 56)
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