Chemistry, 01.09.2021 05:50 laniyasontee
Cho 3.26g hỗn hợp X gồm 2 ancol no, đơn chức, mạch hở, kế tiếp nhau trong dãy đồng đẳng tác dụng hết với natri dư, thu được 0.896 lít H2 (dktc)
a) tìm công thức phân tử 2 ancol trên
b) tính khối lượng mỗi ancol trong hỗn hợp X
Answers: 2
Chemistry, 22.06.2019 16:50, Pookiev
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Chemistry, 23.06.2019 05:00, sCoTtYbOy5329
1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt
Answers: 1
Cho 3.26g hỗn hợp X gồm 2 ancol no, đơn chức, mạch hở, kế tiếp nhau trong dãy đồng đẳng tác dụng hết...
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