Question

S-->SO2-->H2SO3-->Na2SO3-->CuSO3 Помогите по химии плз

Answer 1

S + O2 -> SO2
SO2 + H2O -> H2SO3
H2SO3 + Na2O -> Na2SO3 + H2O
Na2SO3 + CuCl2 -> CuSO3 + 2NaCl