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Using standard electrode potentials calculate ΔG∘rxn and use its value to estimate the equilibrium constant for...

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Chemistry

Using standard electrode potentials calculate ΔG∘rxn and use itsvalue to estimate the equilibrium constant for each of thereactions at 25 ∘C.

A. Cu2+(aq)+Zn(s)→Cu(s)+Zn2+(aq)

B. Br2(l)+2Cl−(aq)→2Br−(aq)+Cl2(g)

C. MnO2(s)+4H+(aq)+Cu(s)→Mn2+(aq)+2H2O(l)+Cu2+(aq)

Find K. All answers must have one significant figure. Pleaseshow all your work and equations used. Thank you!!

Answer & Explanation Solved by verified expert
4.0 Ratings (694 Votes)
We will be calculating Grxn for the following reactions Grxn nFE Where n is number of moles of electrons And F is Faradays constant A Cu2aqZnsCusZn2aq This reaction can be divided in two parts oxidation and reduction    See Answer
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