CuO + SO3 = CuSO4
Fe2(SO4)3+6NaOH=3Na2SO4 + 2Fe(OH)3
Cu(OH)2 = CuO + H2O
a)CuO+H2SO4(конц)--->CuSO4+H2Oб)Fe2(SO4)3+6NaOH>3Na2SO4+2Fe(OH)3в)Cu(OH)2--->CuO+H2O
CuO + SO3 = CuSO4
Fe2(SO4)3+6NaOH=3Na2SO4 + 2Fe(OH)3
Cu(OH)2 = CuO + H2O
a)CuO+H2SO4(конц)--->CuSO4+H2O
б)Fe2(SO4)3+6NaOH>3Na2SO4+2Fe(OH)3
в)Cu(OH)2--->CuO+H2O