Ca-cao-ca(oh)2-ca(no3)2-ca3(po4)2 ca-ca(oh)2-caco3-cao-cacl2-ca - вопрос №2323422322679582 от узбек2004 27.03.2020 17:09

Question

Химия: Ca-cao-ca(oh)2-ca(no3)2-ca3(po4)2 ca-ca(oh)2-caco3-cao-cacl2-ca

узбек2004 · Answer

1) 2Ca + O2 = 2CaOCaO + H2O = Ca(OH)2Ca(OH)2 + 2HNO3 = Ca(NO3)2 + 2H2O3Ca(NO3)2 + 2Na3PO4 = Ca3(PO4)2 + 6NaNO32) Ca + 2H2O = Ca(OH)2 + H2Ca(OH)2 + CO2 = CaCO3 + H2OCaCO3 = CaO + CO2CaO + 2HCl = CaCl2 + H2O...