Chemistry, 06.09.2021 14:00, tracitalbot

A, B là 2 nguyên tố thuộc nhóm IA và 2 chu kì liên tiếp. Cho 5,65g hỗn hợp A, B vào nước dư. Sau phản ứng hoàn toàn được 3,92 l H2(đktc). Xác định A, B, tính % khối lượng muối trong kim loại hỗn hợp

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:30, oroman4650

Why is nh3 classified as a polar molecule

Answers: 2

continue

Chemistry, 22.06.2019 06:00, palomaresmitchelle

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Answers: 1

continue

Chemistry, 22.06.2019 14:00, yam44

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Answers: 2

continue

Chemistry, 22.06.2019 18:00, AdoNice

Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

Answers: 2

continue

Do you know the correct answer?

A, B là 2 nguyên tố thuộc nhóm IA và 2 chu kì liên tiếp. Cho 5,65g hỗn hợp A, B vào nước dư. Sau phả...