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Chemistry, 09.09.2021 05:50 rileyallen4186pd5tgy
Khử hoàn toàn23,2g môt oxit kim loại bằng CO ở nhiệt độ cao thành kim loại. Dẫn toàn bộ khí sinh ra vào bình đựng 250 ml dd BA(OH)2 1M thấy tạo ra 19.7 g kết tủa. Nếu cho lượng kim loại sinh ra hòa tan hết vào dung dịch HCL dư thì thu được 6,72 lít khí (ở đktc) Xác định oxit kim lolo đó
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Khử hoàn toàn23,2g môt oxit kim loại bằng CO ở nhiệt độ cao thành kim loại. Dẫn toàn bộ khí sinh ra...
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