ca-caO--ca(oh)2-ca(NO3) 2 что дальше?

Ca⇒CaO⇒Ca(OH)₂⇒Ca(NO₃)₂⇒Ca(OH)₂ 2Ca + O₂=2CaOCaO + H₂O = Ca(OH)₂Ca(OH)₂+ 2HNO₃ = Ca(NO₃)₂+ H₂OCa(NO₃)₂+ 2NaOH = Ca(OH)₂ +2NaNO₃