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Clearnote
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Senior High
Chemistry
想問這題怎麼看!
Chemistry
Senior High
over 1 yearago
快被搞瘋的分科生
想問這題怎麼看!
U = Ag+e-→Ag E°=+0.80V,Cu²++2e-→Cu 0.57 LS(A) 0159 E°=+0.34VV,Pb²++2e-→Pb E°=-0.13V,Zn²++2e-→Zn E°=-0.76V。取四個燒杯分別裝濃度均為1M 的AgNO3(aq)、CuSO4(aq)、Pb(NO3)2(aq)、Zn(NO3)2(aq),並按順序將碳棒、銅片、 鉛片、碳棒放入燒杯中當作電極,利用上述的四個燒杯組成的單一電化電池 中,電動勢最大值是(A)1.50ym (C)0.93V (D)0.63V。
電池電極
電池
選化四
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