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maitao162000
2 năm trước
Hòa tan hết hh gồm Zn và Fe2O3 vào dd HCl, sau phản ứng thu được 4.48 lit khí và dd chứa 59.7 g muối. Mặt khác, nếu hòa tan hết hh trên trong dd HNO3 thì thấy thu được 0.896 lit khí N2O. Cô cạn dd sau phản úng thu được bao nhiêu gam muối khan
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