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SaliAnna
2 năm trước
Dẫn V lit (đktc) khí etilen qua dung dịch Brom (dư). Sau phản ứng thấy khối lượng bình Brom tăng 1,12 gam. a.Viết PTHH xảy ra. Tính V? b.Tính khối lượng sản phẩm thu được. Biết H=1; C=12; Br=80.
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