Consider the reaction between dichromate ions, Cr2O72-, and chloride ions, Cl-give chromium(III) ions, Cr3+, and liquid chlorine, Cl2, in an acidic solution.  a) Write the reduction half-cell reaction and find E°red b) Write the oxidation half-cell reaction and find E°ox c) Write the balanced redox reaction in an acidic solution and calculate E° d) Calculate E if all the ionic species except H+ have a concentration of 0.2 M and the solution has a pH of 1.2

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A: Consider the half cell reaction, (a) Cr2O72- + 14 H+ + 6 e- → 2 Cr3+ + 7 H2O ; Eo = 1.33 v      H2O2…

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A: Fe2+(aq) + 2e- → Fe(s) E°red = -0.44VAl3+ (aq) + 3e- →Al(s) E°red= -1.662V Since the standard…

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Q: If 15.00 A of current is applied, how long would it take to produce 25.0 g of Cr(s)? hr

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