Calculate G and K at 25 C for the reactions in Exercises 37 and 41.

Calculate ΔG^ο and K at 25^οC for the reactions in Exercises 37 and 41.

Data in Exercise 37

Sketch the galvanic cells based on the following overall reactions. Show the direction of electron flow, and identify the cathode and anode. Give the overall balanced equation. Assume that all concentrations are 1.0 M and that all partial pressures are 1.0 atm.

Data in Exercise 41

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a. Cr³+ (aq) + Cl₂(g) Cr₂O₂ (aq) + Cl(aq) (aq) Mg2+ (aq) + Cu(s) b. Cu²+ (aq) + Mg(s)—Mg²+