在电池Pt|H<sub>2</sub>(g,p<sup>θ</sup>)|HCl(1mol•kg<sup>-1</sup>)||CuSO<sub>4</sub>(0.01mol•kg<sup>-1</sup>)|Cu的阴极中加入下面四种溶液,使电池电动势增大的是:()。
A、0.1mol•kg-1CuSO4
B、0.1mol•kg-1Na2SO4
C、0.1mol•kg-1Na2S
D、0.1mol•kg-1氨水
A、0.1mol•kg-1CuSO4
B、0.1mol•kg-1Na2SO4
C、0.1mol•kg-1Na2S
D、0.1mol•kg-1氨水
A、Pt,H<sub>2sub>(p1)│HCl(m1)│H<sub>2sub>(p2),Pt B、Pt,H<sub>2sub>(p)│HCl(m1)‖HCl(m2)│H<sub>2sub>(p),Pt C、Pt,H<sub>2sub>(p)│HCl(m1)┆HCl(m2)│H<sub>2sub>(p),Pt D、Pt,H<sub>2sub>(p)│HCl(m1)│AgCl,Ag-Ag,AgCl│HCl(m1) │H<sub>2sub>(p),Pt
A、Zn│ZnCl<sub>2sub>(aq)│Cl<sub>2sub>(g)│Pt B、Zn│ZnCl<sub>2sub>(aq)‖KCl(aq)│AgCl(s)│Ag C、Ag│AgCl(s)│KCl(aq)│Cl<sub>2sub>(g)│Pt D、Hg│Hg<sub>2sub>Cl<sub>2sub>(s)│KCl(aq)‖AgNO<sub>3sub>(aq)│Ag
A、H<sub>2sub>O的标准生成热Δ<sub>fsub>H<sub>msub>θ B、H<sub>2sub>(g)的标准燃烧热ΔcHmθ(H<sub>2sub>,g) C、H<sub>2sub>O(l)的标准生成热Δ<sub>fsub>H<sub>msub>θ(H<sub>2sub>O,l) D、氢氧电池可逆热效应 E、以上均不对
A、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub> B、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A C、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>、H<sub>4sub> D、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A、H<sub>4sub>
A、CH<sub>4sub>、CO、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub> B、CH<sub>4sub>、CO、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub>、C<sub>2sub>H<sub>2sub> C、CH<sub>4sub>、C<sub>2sub>H<sub>2sub>、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub> D、CO、CO<sub>2sub>、H<sub>2sub>、CH<sub>4sub>、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub>
A、H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub>→CO B、H<sub>2sub>→CO→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub> C、H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→CO→C<sub>2sub>H<sub>2sub> D、CO→H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub>
A、△H<sub>1sub>〈△H<sub>2sub>,W<sub>1sub>〉W<sub>2sub> B、△H<sub>1sub>〉△H<sub>2sub>,W<sub>1sub>〈W<sub>2sub> C、△H<sub>1sub>〈△H<sub>2sub>,W<sub>1sub>〈W<sub>2sub> D、△H<sub>1sub>〉△H<sub>2sub>,W<sub>1sub>〉W<sub>2sub>