1)в 30г. воды растворили 20г. гидроксида калия. массовая доля щелочи в растворе равна
а)10%
в)20%
с)30%
д)40%
обоснуйте
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.