Raspunde la intrebarile date.
Dau coroana
Plzzz repede
![Raspunde La Intrebarile Date Dau Coroana Plzzz Repede class=](https://ro-static.z-dn.net/files/d5d/569595d9730edde91e9cfe2a469b3ceb.jpg)
Răspuns:
clor are 17 protoni calciu are 20 protoni
clor are 18 electroni si calciu are 18 electroni
cei doi ioni impreuna cantaresc 75,5 grame pe mol