已知: (varphi )_(Fe)^3+(Fe)^2+=0.77V, (varphi )_(Fe)(e)_(3+)(Fe)_(e)=-0.036V 计算:-|
已知: varphi ((R)_(2)|(Cl)^-)=1.36V (varphi )^theta ((O)_(2)|(OH)^-)=0.401V (varph
知 varphi^theta (MnO_4^-/Mn^2+)= 1.51 V, varphi^theta (Fe^3+/Fe^2+)= 0.771 V,判断
10.已知电极反应: _(3)Ag(O)_(4)+2(H)^++2(e)^-=!=!= (H)_(3)Ag(O)_(3)+(H)_(2)O-|||-(varph
6.已知 (varphi )^theta ((Mn)^2+Mn)=-1.029V ; (varphi )^theta ((Cu)^2+/Cu)=0.342V ;
银锌原电池的电池反应为: 2(Ag)^+(c_1) + (Zn) = 2(Ag) + (Zn)^2+(c_2)已知varphi^theta((Ag)^+/(Ag
证明以下结构晶面族的面间距:(1)立方晶系:_(h{K)_(k)}=a[ (h)^2+(k)^2+(1)^2] -dfrac (1)(2),,(2)正交晶系:_
已知将反应(varphi )^theta ((Ag)^+/Ag)=0.80V , (varphi )^theta ((Fe)^3+/(Fe)^2+)=0.77V
计算298K时下述电池的电动势E。 Pb(s)|PbCl2(s)|HCl(0.01mol·kg-1)|H2(10kPa)|Pt 已知(varphi )^thet
根据 varphi^theta(Cu^2+ / Cu)= 0.34 V, varphi^theta(Fe^3+ / Fe^2+ )= 0.77 V,判