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thuthu1234
2 năm trước
Nhúng 1 thanh nham có khối lượng 94g vào dung dịch AgNO3 2M. Sau 1 thời gian khối lượng thanh nham tăng 1% a) Tính số gam nhôm đã phản ứng b) Tính thể tích bạc Nitrat đã dùng
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