ПОМОГИТЕ 1)Ca-CaCl2-CaCO3-Ca(OH)2 2)K-K2O-KOH-CuOH-Cu2O

Question

ПОМОГИТЕ
1)Ca-CaCl2-CaCO3-Ca(OH)2
2)K-K2O-KOH-CuOH-Cu2O

Answer 1

Ca+Cl2=CaCl2 CaCl+AgCO3=AgCl2+CaCo3 CaCo3+H2O=Ca(OH)2 2K+O2=2K2O K2O+ H2O =2KOH 2KOH+CuSO4=Cu(OH)2+K2SO4 3Cu(OH)2=3Cu2O+3H2O