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Chemistry, 12.09.2021 05:30 JadeK4853

Hòa tan hoàn toàn 2,8g sắt bằng HCl vừa đủ . a> tính thể tích khí thu đc ở đktc . b> tính thể tích dung dịch axit cần dùng . c> tính nồng độ mol của dung dịch sau phản ứng ( giả sử dung dịch sau phản ứng ko đổi ?

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