Question

Сделайте преобразование
Cu2CH2O5 -->
CuO -->
CuSO4 -->
Cu(OH)2 -->
CuCl2 -->
HCL

Answer 1

Сu2CH2O5 -> 2CuO + CO2 + H2O

CuO + H2SO4 = CuSO4 + H2O

CuSO4 +2 NaOH = Cu(OH)2 + Na2SO4

Cu(OH)2 + 2HCl = CuCl2 +2 H2O

CuCl2 + H2S = CuS + 2HCl