Chemistry
Chemistry, 18.06.2021 17:10, jaleelbrown80

Hòa tan hoàn toàn am gam hỗn hợp X gồm FeO, Fe2O3, Fe3O4 bằng 30 gam dung dịch HCl 14,6% thu được dung dịch Y. Để trung hòa lượng axit dư trong Y cần dùng 140 ml dung dịch KOH 2M. Mặt khác, để khử hoàn toàn m gam X thành kim loại cần tối thiểu V lít khí CO. Tìm giá trị của V.

answer
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 08:50, nady82
If two atoms are bonded to a central atom with no lone pairs, how will they be arranged
Answers: 3
image
Chemistry, 22.06.2019 11:00, nnaomii
As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
Answers: 3
image
Chemistry, 23.06.2019 00:30, mprjug6
What is the percent by mass of magnesium sulfate in mgso4.7h2o
Answers: 3
image
Chemistry, 23.06.2019 04:20, vliu732
The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.
Answers: 1
Do you know the correct answer?
Hòa tan hoàn toàn am gam hỗn hợp X gồm FeO, Fe2O3, Fe3O4 bằng 30 gam dung dịch HCl 14,6% thu được du...

Questions in other subjects:

Konu
Mathematics, 06.10.2019 20:30