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Chemistry, 12.09.2021 18:30 mphan4093

A, tính tỉ khối của hỗn hợp A gồm 0,5 mol O2 và 1,5 mol N2 so vs không khí b, hỗn hợp chứa 3 khí N2, H2,NH3 có tỉ khối đối vs không khí là 0,47. tìm % thể tích mỗi khí trong hỗn hợp. Biết mol H2 = 3 mol N2

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A, tính tỉ khối của hỗn hợp A gồm 0,5 mol O2 và 1,5 mol N2 so vs không khí b, hỗn hợp chứa 3 khí N...
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