subject
Chemistry, 05.08.2021 14:10 amariyanumber474

Cho 10 gam hỗn hợp bột đồng và đồng (II) oxit tác dụng hoàn toàn với dung dịch axit sunfuric loãng. Sau khi phản ứng kết thúc, lọc lấy chất rắn không tan cho vào axit sunfuric đặc, nóng thu được 1,12 lít khí A (đktc). a- Viết các PTHH và cho biết tên khí A ?

b- Tính thành phần % về khối lượng các chất trong hỗn hợp ban đầu ?

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 02:30
You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap
Answers: 3
question
Chemistry, 22.06.2019 18:00
Find the mass, in grams, of 5.00*10^23 molecules of f2
Answers: 3
question
Chemistry, 22.06.2019 23:00
What is the formula of the ionic compound composed of calcium cations and chloride anions
Answers: 1
question
Chemistry, 23.06.2019 01:00
Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.
Answers: 1
You know the right answer?
Cho 10 gam hỗn hợp bột đồng và đồng (II) oxit tác dụng hoàn toàn với dung dịch axit sunfuric loãng....
Questions
question
English, 14.08.2021 08:40
question
Biology, 14.08.2021 08:50
question
Health, 14.08.2021 08:50
question
Biology, 14.08.2021 08:50
question
Mathematics, 14.08.2021 08:50
question
English, 14.08.2021 08:50
question
Mathematics, 14.08.2021 08:50
question
Arts, 14.08.2021 08:50
Questions on the website: 13722360