1)ca+? =ca3p2 ca3p2+? =ca(oh)2 ca(oh)2+? =cao cao+? - вопрос №1980895132322233 от avaitekhovich 19.10.2020 02:43

Question

Химия: 1)ca+? =ca3p2 ca3p2+? =ca(oh)2 ca(oh)2+? =cao cao+? =caco3 caco3+? =ca(hco3)2 ca(hco3)2+? =caso4 2)cac2+? =ca(oh)2 ca(oh)2+? =cao cao+? =cacl2 cacl2+? =ca(oh)2 ca(oh)2+? =caocl2 caocl2+? =cacl

avaitekhovich · Answer

1)3Ca+2P=Ca3P2Ca3P2+6H2O=3Ca(OH)2+2PH3Ca(OH)2=CaO+CO2CaO+CO2=CaCO3CaCO3+H2O+CO2=Ca(HCO3)2Ca(HCO3)2+?=CaSO42)CaC2 +2H2O=C2H2+Ca(OH)2Ca(OH)2=CaO+H2OCaO+2HCl=CaCl2+H2OCaCl2+2KOH=Ca(OH)2+2KCl2Ca(OH)2+2Cl=CaOCl2+CaCl2+6H2OCaOCl2+4HCl=CaCl+4HClO...