5. (20pts) Consider the reaction between oxalate ion and permanganate ion in acidic solution: MnO4 (aq)...
Permanganate ion can oxidize sulfite to sulfate in basic solution as follows. 2 MnO4" (aq) + 3 SO32-(aq) + H2O 2 MnO2(s) + 3 SO42-(aq) + 2 OH-(aq) Determine the potential for the reaction at 298 K when the concentrations of the reactants and products are as follows: [MnO4-] = 0.150 M, [SOy2-1.0.281 M, [SO42-1.0.199 M, and [OH- Will the value of Erxn increase or decrease as the reaction proceeds? increase O decrease Explain
An acidic solution of potassium permanganate reacts with oxalate ions to form co2 and manganese(II) ions according to the following unbalanced REDOX equation: MnO4-(aq)+C2O4 ^ (2-) --> CO2(G) + Mn ^ (2+) In the banalced equation the coefficients for MnO4- and CO2 is?
Permanganate ion oxidizes hydrogen peroxide in acidic solution according to the following equation: 2 MnO4–(aq) + 5 H2O2(aq) + 6 H+(aq) 2 Mn2+(aq) + 5 O2(g) + 8 H2O(l) If 35.0 mL of an acidic 0.150 M KMnO4 solution is required to consume all the H2O2 in 50.0 mL of a disinfectant solution, what is the concentration of H2O2 in the disinfectant? 0.0420 M 0.105 M 0.263 M 0.368 M When a solution of barium hydroxide is mixed with a...
Consider the following UNBALANCED reaction IN ACIDIC SOLUTION: Fe2+(aq) + MnO4-(aq) ⟶ Fe3+(aq) + Mn2+(aq) a. (5) Species that is oxidized (be specific – i.e. identify which atom and if there are multiple atoms with different charges, identify the correct one) b. (5) Species that is reduced (same instructions as above) c. (10) Full Balanced oxidation ½ reaction (‘full’ means with regard to mass (atoms) and charges.) d. (10) Full Balanced reduction ½ reaction e. (9) Complete Balanced Reaction Using...
Balance the following Redox reaction, which occurs in Acidic solution: Mn2+ (aq) MnO4 (aq) + H,C204(aq) + CO2(aq)
Consider the following cell reaction at 18°C: Ca(e)+Cu+ (aq) + Ca2+ (aq) + Cu() Calculate the standard cell potential of this cell from the standard electrode potentials, and from this, obtain AG" for the cell reaction. Calculate AF. Use these values of AN and AG to obtain AS for the cell reaction. Ca²+ (aq) +20 + Ca() --2.76 V Cu? (g) +20 + Cu(s) - 0.84 V AH;(O.*()) -- 542.8 kJ/mol AH;(Out (as)) - 64.8 kJ/mol V AG- AH- kJ...
Question 3 Write the balanced half-reaction for the reduction of permanganate ion to Mn- in an acidic solution MnO4 (aq) +SH+ (aq) + 5e Mn2-(aq) + 4H2O(1) MnO, (aq) + 4H+ (aq) - 31 --Mn-(ag) - 40H(aq) MnO4 (aq) + 5e – Mn"(aq) + 202(g) MnO,- (aq) - 8H+ (aq) — Mn2+(ag) - 4H2O() Mno"(aq) + 4H+ (aq) - 5e – Mn?-(aq) - 40H(aq)
Permanganate ion reacts in basic solution with oxalate ion to form carbonate ion and solid manganese dioxide. Balance the net ionic equation for the reaction between NaMnO4 and Na2C2O4 in basic solution: MnO4- + C2O42- → MnO2 + CO32-
The reaction of MnO4 with oxalic acid (H2C204) in acidic solution, yielding Mn2+ and CO2 gas, is widely used to determine the concentration of permanganate solutions. a. Write a balanced equation for the reaction. b. Show that the reaction goes to completion by calculating the values of AGº and K at 25 °C. Most values for AG°f are in the back of your textbook. AG°f of H2C2O4(aq) is -674.0 kJ/mol. If your calculator will not give you an actual value...
1. Balance the following reaction in acidic solution. I-(aq) + MnO4-(aq) Mn2+(aq) + I2(s) 2. Write a balanced net ionic equation for the following reaction in basic solution using both methods for balancing a redox reaction: Zn(s) + NO3-(aq) à NH3 (aq) + Zn(OH)42- (aq) 3. Write a balanced net ionic equation for the following reaction in basic solution using both methods for balancing a redox reaction: MnO4-(aq) + C2H5OH(aq) à Mn2+(aq) + HC2H3O2 (aq)