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Calculate E o , E, and ΔG for the following...
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Chemistry
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Calculate E o , E, and ΔG for the following cell reactions:
(a) Mg(s) + Sn2+(aq) ⇌ Mg2+(aq) + Sn(s) where [Mg2+] = 0.045 Mand [Sn2+] = 0.065 M
E o = _________ V
E = ____________ V
ΔG = __________kJ
(b) 3Zn(s) + 2Cr3+(aq) ⇌ 3Zn2+(aq)+ 2Cr(s) where [Cr3+] = 0.080M and [Zn2+] = 0.0055 M
E o = __________ V
E = ____________ V
ΔG = ___________kJ
Answer & Explanation
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3.6 Ratings (378 Votes)
For such type of problems applying Nernst equationEcell Eocell 00591logproduct reactantWhere product and reactant are the concentration of productsand reactants respectively in the reactionEocell is the standard
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