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Ể xác định phần trăm khối lượng của hỗn hợp A gồm nhôm và magie, người ta thực hiện hai thí nghiệm sau: – Thí nghiệm 1: Cho m gam hỗn hợp A tác dụng với dung dịch H2SO4 loãng dư, thu được 1568ml khí ở điều kiện tiêu chuẩn. – Thí nghiệm 2: Cho m gam hỗn hợp A tác dụng với dung dịch NaOH dư thì sau phản ứng thấy còn lại 0,6g chất rắn. Tính phần trăm khối lượng của mỗi chất trong hỗn hợp A.
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Ể xác định phần trăm khối lượng của hỗn hợp A gồm nhôm và magie, người ta thực hiện hai thí nghiệm s...
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