раставте коэффициенты 1) Fe+O2= Fe3O4 2) H2 O2= H2O+O2 3) Cr+O2= Cr2 O3 4) Ca+O2= Ca O 5) NH3= N2+ H2
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.