(1)Cu+2H2SO4=CuSO4+SO2(气体符号)+2H2O
(2)3.175g
计算方法:Cu+2H2SO4=CuSO4+SO2(气体符号)+2H2O
63.5 22.4
m 1.12
63.5/m=22.4/1.12 m=3.175g
(3)消耗NaOH?ml请把问题写清楚,便于我答题
(1)Cu+2H2SO4=CuSO4+SO2(气体符号)+2H2O
(2)3.175g
计算方法:Cu+2H2SO4=CuSO4+SO2(气体符号)+2H2O
63.5 22.4
m 1.12
63.5/m=22.4/1.12 m=3.175g
(3)消耗NaOH?ml请把问题写清楚,便于我答题