Цепочка- na2o-naoh-nahso4-na2so4 caco3-cao-ca(oh)2-ca(hco3)2-co2 - вопрос №2424323227864543 от SonyaPlaystation 05.05.2021 16:39

Question

Химия: Цепочка- na2o-naoh-nahso4-na2so4 caco3-cao-ca(oh)2-ca(hco3)2-co2

SonyaPlaystation · Answer

1).Na2O + H2O = 2NaOHNaOH + H2SO4 = NaHSO4 + H2ONaHSO4 + NaOH = Na2SO4 + H2OSO3получить нельзя.2).CaCO3 = CaO + CO2CaO + H2O + Ca(OH)2Ca(OH)2 + CO2 = Ca(HCO3)2Ca(HCO3)2 = CaO + 2CO2 + H2O...