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Chemistry, 17.09.2021 14:10 haileywebb8

cho 34 gma hỗn hợp MnO2 và KMnO4 tác dụng với dung dịch HCL đặc dư thu được 9.52 lít khí CL2( đkct) tính phần trăm khối lượng mỗi chất trong hỗn hợp ban đầu

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cho 34 gma hỗn hợp MnO2 và KMnO4 tác dụng với dung dịch HCL đặc dư thu được 9.52 lít khí CL2( đkct)...
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