October 2018 1 35 Report
Bila serbuk besi 28 gram (Ar Fe= 56) direaksikan dengan 20 g belerang(Ar S=32) sesuai persamaan reaksi berikut: Fe+S→FeS. Dari reaksi yg terjadi tentukan pereaksi manakah yg tersisa setelah reaksi berakhir?

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