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nguyentutai05012003
2 năm trước
Cho 10,8 gam FeO tác dụng vừa đủ với 100 gam dung dịch axit clohiđric. a. Tính khối lượng axit đã dùng, từ đó suy ra nồng độ % của dung dịch axit ? b. Tính nồng độ % của dung dịch muối thu được sau phản ứng ?
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