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Chemistry, 26.07.2021 07:00 DragonLovely
cho 20g hỗn hợp mg và fe tác dụng với dung dịch hcl du thấy có 1g khí h2 bay ra. khối lượng clorua tạo ra là bao nhiêu gam
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cho 20g hỗn hợp mg và fe tác dụng với dung dịch hcl du thấy có 1g khí h2 bay ra. khối lượng clorua t...
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