已知298K时Hg<sub>2</sub>Cl<sub>2</sub>+2e→2Hg+2Cl<sup>-</sup>,φ<sub>1</sub>=0.2676V;AgCl+e→Ag+Cl<sup>-</sup>,φ<sub>2</sub>=0.2224V。则当电池反应为:Hg<sub>2</sub>Cl<sub>2</sub>+2Ag→2AgCl+2Hg时,其电池的E为:()。
A、-0.0886V
B、-0.1772V
C、0.0276V
D、0.0452V
A、-0.0886V
B、-0.1772V
C、0.0276V
D、0.0452V
A、a<sub>1sub>〉a<sub>2sub> B、a<sub>1sub>=a<sub>2sub> C、a<sub>1sub>〈a<sub>2sub> D、a<sub>1sub>和a<sub>2sub>可取任意值
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>
A、Cd2++2e→Cd B、PbSO<sub>4sub>(s)+2e→Pb+SO<sub>4sub>2- C、Hg<sub>2sub>SO<sub>4sub>(s)+2e→2Hg(l)+SO<sub>4sub>2- D、Hg<sub>2sub>Cl<sub>2sub>(s)+2e→2Hg(l)+2Cl-
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>
A、μ=μ<sub>1sub>+μ<sub>2sub> B、μ=μ<sub>1sub>+2μ<sub>2sub> C、μ=μ<sub>1sub>=μ<sub>2sub> D、μ=⅓μ<sub>1sub>+͕2;μ<sub>2sub>