Дано:
m(H2O)=165г
w(Na2SO4)=38%=0,38
Найти:
m(Na2SO4)-?
m р-ра -?

Вторая задача
m(H2O)=189г
w(Na2SO4)=57%=0,57
Найти
m(Na2SO4)-?
m р-ра -?
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.