October 2018 1 37 Report
Jika 35 g besi bereaksi dg 15 g belerang menghasilkan besi(II) belerang , jika perbandingan fe:s =7:4, tentukan
a. brp g senyawa besi(II) belerang yg trbentuk?
b. brp g zat yg tersisa?

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