Chemistry, 30.07.2021 17:30 ayoismeisalex
Chia hỗn hợp A gồm 2 chất hữu cơ no, đơn chức, mạch hở (chứa C, H, O) thành 2 phần bằng nhau. Phần 1 phản ứng vừa đủ với 50 ml dung dịch NaOH 1M, thu được dung dịch B chứa 1 muối và m gam 1 rượu. B có khả năng tham gia phản ứng tráng gương. Đốt cháy hoàn toàn phần 2 thu được 8,8g CO2 và 5,4 g H2O.
Answers: 2
Chemistry, 22.06.2019 14:50
Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape
Answers: 1
Chemistry, 22.06.2019 18:10
The atom fluorine generally will become stable through the formation of an ionic chemical compound by accepting electron(s) from another atom. this process will fill its outer energy level of electrons.
Answers: 1
Chemistry, 22.06.2019 23:10
Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium.b)heavier than helium.c)the same weight as helium.d)dependent on the element that reacted with carbon.
Answers: 3
Chemistry, 23.06.2019 02:30
Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
Answers: 1
Chia hỗn hợp A gồm 2 chất hữu cơ no, đơn chức, mạch hở (chứa C, H, O) thành 2 phần bằng nhau. Phần 1...
Mathematics, 29.06.2019 06:00
Chemistry, 29.06.2019 06:00
Mathematics, 29.06.2019 06:00
English, 29.06.2019 06:00
History, 29.06.2019 06:00
History, 29.06.2019 06:00
Mathematics, 29.06.2019 06:00
Mathematics, 29.06.2019 06:00