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tuananh6adct
2 năm trước
Thêm dung dịch chứa 16,8 gam NaOH phản ứng vừa đủ với dung dịch chứa 26,84 gam hỗn hợp dung dịch Fe2(SO4)3 và Al2(SO4)3 thì được kết tủa X và dd Y. a) Nung nóng kết tủa X thu được bao nhiêu gam hỗn hợp chất rắn? b) Phần nước lọc được pha loãng thành 500ml dd. Xác định nồng độ mol các muối trong dd thu được sau phản ứng.
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