(l i gi i) c u 19: Cho m gam y v o b nh ng na d , sau ph n ng. [bgd 2018] cho m gam h n h p x g m ba este u n ch c t c d ng t i a v i 350ml dung d ch naoh 1m thu c h n h p y g m hai.
Theories & Speculations Uncover Hidden Secrets.
Th y ph n ho n to n 4,40 gam x b ng dung d ch naoh, thu c h n h p mu i v m gam ancol y. T i sao ban u h n h p l i t ch th nh hai l p,. Nghi n c u ph n ng th y ph n bromoethane tr l i c u h i v th c hi n y u c u sau:
