Chemistry, 24.07.2021 09:30 caylah5921
Có 4 lọ A, B,C, D chứa các chất như sau: metyl axetat, andehit propionic, axit propionic, rượu 1-propanol, biết:
-Lọ A và B khi cho tác dụng với Na giải phóng khí H2
-Lọ A có nhiệt độ sôi cao nhất
-Lọ C phản ứng được với dung dịch Ag/NO3
a) Xác định các hóa chất đựng trong lọ A, B,C, D
b) Viết phương trình phản ứng
Answers: 1
Chemistry, 22.06.2019 02:20
Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .
Answers: 1
Chemistry, 22.06.2019 04:30
Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.
Answers: 1
Chemistry, 23.06.2019 00:20
What type of context clue you understand the meaning of quandary?
Answers: 3
Có 4 lọ A, B,C, D chứa các chất như sau: metyl axetat, andehit propionic, axit propionic, rượu 1-pro...
Mathematics, 12.02.2021 19:10
Engineering, 12.02.2021 19:10
Mathematics, 12.02.2021 19:10
History, 12.02.2021 19:10
English, 12.02.2021 19:10
Mathematics, 12.02.2021 19:10
Mathematics, 12.02.2021 19:10
Mathematics, 12.02.2021 19:10
Physics, 12.02.2021 19:10
Physics, 12.02.2021 19:20