Уравнять с помощью электронного баланса:
1. Fe+O2=Fe2O3
2. Zn+O2=ZnO
3. HNO3=HNO2+O2
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.