Question 23 (2 points) 23. Consider a galvanic cell based on the reaction below, what is...
Consider a galvanic cell based in the reaction Fe2. cr02--> Fe3+ + Cr3+ in acidic solution. Balance the equation and calculate the voltage of the standard cell carrying out this reaction 3.
solve all to get thumps up. no work is needed. Question 6 1 pts What is the oxidation number of chromium in K2Cr2O7? +6 O +3 +12 O +7 +14 Question 7 1 pts What is the oxidation number of sulfur in the S2O32- ion? Ο +2 Ο Ο +1 ΟΟ Ο O -1 Ο Question 8 1 pts What is the coefficient of the dichromate ion when the following equation is balanced? Fe2+ + Cr20,2- → Fe3+ + Cr3+...
A Module 22. Question 7. Homework. Unanswered When the following REDOX reaction is properly balanced for acidic solution, what is the stoichiometric coefficient associated with the iron (111) ion? Cr20,2- + Fe2+ ..-> Cr3+ + Fe 3+ Numeric Answer:
Balance the reaction below in acidic aqueous solution, using the oxidation number method. In the balanced equation, what is the coefficient of Fe2+? ClO3– + Fe2+ → Cl– + Fe3+ Question 4 options: A) 5 B) 6 C) 8 D) 1 E) 7
3.Consider a galvanic cell based on the reaction. Assume theses reactions are carried out in acidic media and that all concentrations are 1M and that all partial pressures are 1 atm. a) MnO4 (ag)+ CIO3 (ag) CIO4 (ag) + Mn (aq) b) Cr (aq+ Cl2(ag) Cr O2 +CI (aq) (aq) For each the above overall reactions, answer thee following questions. identify the cathode and anode. b. Give the overall balanced equation. How many electrons are transferred? a. c. d. Calculate...
Question 1 3.03 pts Assuming the following reaction takes place in an acidic solution, write a balanced equation for the overall reaction. Fe2+ + CrO2-Fe3+ + Crº 8H+2Fe2+ + CrO422Fe+++4H20 OSH* +3Fe2+ + CrO 2 + 3Fe3++C++ 4H20 2Fe2+ CrO42- 2Fe3+ + Cr3+ + 4H20
O ADVANCED MATERIAL Analyzing a galvanic cell A galvanic cell is powered by the following redox reaction: 3 Fe+(aq) + Cr(OH),(s) + 5OH(aq) – 3 Fe2(aq) + Cro (aq) + 4H20( Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Write a balanced equation for the half-reaction that takes place at the cathode. Write a balanced equation for the half reaction that takes place at the...
A galvanic cell is powered by the following redox reaction: 02(9) + 4H+ (aq) + 4 Fe2+ (aq) → 2H2O(1) + 4 Fe3+ (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. ローロー Write a balanced equation for the half-reaction that takes place at the cathode. e $ Write a balanced equation for the half-reaction that takes place at the anode. 0 ? Calculate the...
Consider the following reaction at 298K. 3 Ni2+ (aq) + 2 Cr (6) —3 Ni(+2 Cr+ (aq) Which of the following statements are correct? Choose all that apply On4 mol electrons The reaction is reactant-favored. OK>1 Consider the following reaction at 298K. Cr3+ (aq) +3 Fe2+ (aq) —Cr (9) + 3 Fe3+ (aq) Which of the following statements are correct? Choose all that apply OK<1 delta Gº<0 On-4 mol electrons E The reaction is product-favored. E cell cell 0 delta...
need answers for all questions Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...