Решите, срочно: 1)Ca+O2= 2)CaO+H2O= 3)Ca(OH)2+HCL=
1)2Ca + O₂ = 2CaO 2) CaO + H₂O = Ca(OH)₂ 3) Ca(OH)₂ + 2HCl = CaCl₂ + 2H₂O