A2. В перечне веществ:
1) Na2O, N2O5, CaO
2) N2O5, SO2, SiO2
3) CaO, SiO2, SO3 
4) CuO, CO2, MgO
к кислотным оксидам относят:
1) 1
2) 3
3) 2
4) 4
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.