K
khanhlinh3582
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
a, 2Cu
e, N2O5
b, 1,5O2
f, 3 Al2 (SO4)3
c. 3H
g, 5NaCl
d, H2HSO4
h, 2Cl2
e, N2O5
b, 1,5O2
f, 3 Al2 (SO4)3
c. 3H
g, 5NaCl
d, H2HSO4
h, 2Cl2