va voi da coroana, va rog repede .
![Va Voi Da Coroana Va Rog Repede class=](https://ro-static.z-dn.net/files/d77/9a37da4e8218f7eed530360f0a09b152.jpg)
Răspuns:
1 - CaO +H2O=> Ca(OH)2
2-Al+3Cl=>AlCl3
3-MgO+H2O=>Mg(OH)2