0,2. х
4K+O2-->2K2O
n(K)=7,8:39=0,2моль
х=0,2:4×1=0,05мОль
m(O2)=0,05×32=1,6г
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
0,2. х
4K+O2-->2K2O
n(K)=7,8:39=0,2моль
х=0,2:4×1=0,05мОль
m(O2)=0,05×32=1,6г