Chemistry, 22.07.2021 04:20 bbyjoker

Câu 1. Cho 18,8 gam hỗn hợp rắn A gồm Fe và FeO vào H2SO4 đặc nóng dư thu được Vml khí đkc. Cũng lượng rắn A trên nhưng cho vào dung dịch H2SO4 loãng dư thì thu được 1,12 lít khí đkc. a/ Tính V
b/ Tính % khối lượng của Fe và FeO trong hỗn hợp ban đầu

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Câu 1. Cho 18,8 gam hỗn hợp rắn A gồm Fe và FeO vào H2SO4 đặc nóng dư thu được Vml khí đkc. Cũng lượ...