August 2022 1 4 Report
валентность центрального элемента какой кислоты равна 5?
a)H2SO3
b)H2SO4
c)H3PO4
d)H2CrO4
И почему
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2025 SCHOLAR.TIPS - All rights reserved.