Question

VA ROF FOARTE RAPID DAU COROANA!!!!!!!!!!!!!!! VA IMPLORRRR REPEDEEEE!!!!!!!

Answer 1

Răspuns:

I.

1) Ca(OH)₂ + 2HCl → CaCl₂ + 2H₂O

2) 4Al + 3O₂ → 2Al₂O₃

3) 2HCl + CaO → CaCl₂ + H₂O

4) 3Mg(OH)₂ + 2H₃PO₄ → Mg₃(PO₄)₂ + 6H₂O

5) 2Fe + 3Cl₂ → 2FeCl₃

6) CuO + 2HNO₃ → Cu(NO₃)₂ + H₂O

II.

1) 2Mg + O₂ → 2MgO

2) 6HCl + Al₂O₃ → 2AlCl₃ + 3H₂O

3) 2H₃PO₄ + 3Mg(OH)₂ → Mg₃(PO₄)₂ + 6H₂O

-Mihai