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6. Calculate AG using the equilibrium constants for the each) for the following reactions (4 points...
Using the standard reduction potentials listed, calculate the equilibrium constant for each of the following reactions at 298 K. A) Fe(s)+Ni2+(aq)→Fe2+(aq)+Ni(s) Express your answer using two significant figures. B) Co(s)+2H+(aq)→Co2+(aq)+H2(g) Express your answer using two significant figures. C) 10Br−(aq)+2MnO−4(aq)+16H+(aq)→2Mn2+(aq)+8H2O(l)+5Br2(l) Express your answer using two significant figure. E°(V) -0.83 +0.88 +1.78 +0.79 Half-Reaction E°(V) Half-Reaction Ag+ (aq) + - Ag(s) +0.80 2 H20(1) + 2 e — H2(8) + 2 OH+ (aq) AgBr(s) + - Ag(s) + Br" (aq) +0.10 HO2...
1. Write down the equilibrium constant expressions for the following reactions: (a). 4 NO2(g) + O2(g) + 2 H2O(1) 44 HNO3(aq) (b). Zn(s) + Fe2+(aq) — Zn2+(aq) + Fe(s) H2O(1) (c). Mg(OH)2(s) — Mg2+(aq) + 2 OH (aq)
Using data found in Appendix E of your textbook calculate the nonstandard emf for each of the following reactions if the concentration of each of the ions in these reactions is 0.0005 molar and everything else is standard (use 298 K for the temperature, R = 8.314 J/mol-K, and F = 96,485 C/mol): Using data found in Appendix E of your textbook calculate the nonstandard emf for each of the following reactions if the concentration of each of the ions...
Use standard potentials to calculate the cell potential and equilibrium constants for the following reactions. Zn(s) + Fe2+(am) » Fe(s) + Zutraq)
Consider the following half-reactions: Half-reaction E° (V) Ag+(aq) +e → Ag(s) 0.799V Cu2+(aq) + 2e → Cu(s) 0.337V Mg2+(aq) + 2e —— Mg(s) -2.370V The strongest oxidizing agent is: enter symbol The weakest oxidizing agent is: The weakest reducing agent is: The strongest reducing agent is: Will Mg(s) oxidize Ag(s) to Ag+(aq)? V Which species can be oxidized by Cu2+(aq)? If none enter none. Consider the following half-reactions: Half-reaction E° (V) 2Br (aq) 1.080V Br2(1) + 2e — Ni2+(aq) +...
this is all we were given in class Calculate the value of AG for the following reaction if [H2O2]i = [Fe] =1.0 M [OH']; = 1.3 x10-M, and [Fe3+] = 0.50 M. In which direction will this reaction have to shift in order to reach equilibrium? Explain your answer. Fe2(aq) + H2O2(aq) 5 Fe3+ (aq) + OH(aq) Standard-State Reduction Potentials and Half Rache Best reducing agents K + eK Bat +2 Ba Ca" + 2e Ca Na + c N...
31. + -10.1 points 0/4 Submissions Used Balance the following equations. (Use the lowest possible whole-number coefficients. These may be zero.) (a) CIO (aq) + 12() = Cl(aq) + 103 (aq) CIO + 12+ H H20 = + 103 + H+ H2O (b) NO3 (aq) + As2O3(s) = N2O3(aq) + H3ASO4(aq) NO3 + As2O3 + H+ + H20 = N203 + C H3A504 + H+ + H2O (c) Cro42-(aq) + N2H4(aq) = Cr(OH)3(s) + N2(9) croq²+ NaH4+ OH + H20...
8. Using the Nernst equation, determine the ratio of Hg2+ to Cu2+ at equilibrium in an electrochemical cell in otherwise pure water, when in contact with Hg(s) and Cu (s) Potentially useful data: Reaction Hg 2 +2e = Hgº(s) Feste = Fe2 Cu 2 +2e = Cuº(s) 2H + 2e = H2(g) Pb2 +2e=Pbº(s) Ca*2 + 2e = Cdº(s) 1/4 O2(g) + H + = 1/2 H2O 2 02(g) + 2H+ + 2e = H,O2 1/2 NO3 + H +...
use the example to answer 8,9,10&11 Here's an example: Balance the following redox reaction, which occurs in acidic solution: Fe (aq)+ MnO4'(aq) -Fe (aq) + Mn (aq) Solution: +2 +7 +3 Step 1) +2 Fe2 (aq)+ MnOa (aq) Fe(aq) + Mn2 (aq) Fe (aq) MnO4 (aq) Mn2 (aq) 1 Fe on each side; 1 Mn on each side; no adjustment necessary Fe2 (aq) Fe 3'(aq) + e 5 e + MnO4(aq) Fe (aq) Fe (aq) + e (2+ on each...
1. Calculate AG°for the following reaction at 25°C using AG ° = AH ° - TAS° Fe2O3 (s) + 3 H2(g) → 2 Fe (s) + 3 H2O (1) 2. Calculate AG ° for the same reaction using AG°f values Fe2O3 (s) 3 H2(g) → 2 Fe (s) + + 3 H20 (1) + 3. Calculate AGº of the following reaction: 2C (s) H 2 (g) → C2H 2 (g) Use Hess' Law, AG° = AG°1 + AG°2 + AG°3...