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trangvotu26
2 năm trước
Cho x(g) hỗn hợp gồm rượu etylic và axit axetic tác dụng vừa đủ 800 ml dung dịch KOH 0,2M. Mặt khác, dùng x(g) hỗn hợp trên tác dụng Na dư thấy thoát ra 13,44 (l) Hiđro (đktc). a) Viết phương trình. b) Xác định x.
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