5. Balance the following redox equation using the half-reaction method: MnO41 H2O2 Mn2 O2. (acidic medium) Reduction hatf Mno M Oxidation hatf 20, O2 2t 8H Mn a H202 2 t 4 Hz0 No + 020 2Ht 2/2H5e + MnOy 5(H2 0 2.1 t Mn 4 H20) 22H 2e) ipe + 2 Mna 2 Mn2 8 H,O 5 H2O 50,t + 8 HzO t50, + IOH 2 t lo Ht t2 MnO4- 2 Mn 6. Using the balanced redox equation from question #5, answer the following: A] How many mL of a standard 0.150 M KMnO4 solution are required to react with 0.500 grams of hydrogen peroxide, H2O2? B] A student used 32.47 mL of a 0.150 M potassium permanganate, KMnO4, to react with hydrogen peroxide. How many grams of H2O2 reacted with the KMNO4 solution? T6 H+ t 2 MnOy- 8 H20 t502 + 10 H 2t t 2 Mn 197 T T (
5. Balance the following redox equation using the half-reaction method: MnO41 H2O2 Mn2 O2. (acidic medium) Reduction hatf Mno M Oxidation hatf 20, O2 2t 8H Mn a H202 2 t 4 Hz0 No + 020 2Ht 2/2H5e + MnOy 5(H2 0 2.1 t Mn 4 H20) 22H 2e) ipe + 2 Mna 2 Mn2 8 H,O 5 H2O 50,t + 8 HzO t50, + IOH 2 t lo Ht t2 MnO4- 2 Mn 6. Using the balanced redox equation from question #5, answer the following: A] How many mL of a standard 0.150 M KMnO4 solution are required to react with 0.500 grams of hydrogen peroxide, H2O2? B] A student used 32.47 mL of a 0.150 M potassium permanganate, KMnO4, to react with hydrogen peroxide. How many grams of H2O2 reacted with the KMNO4 solution? T6 H+ t 2 MnOy- 8 H20 t502 + 10 H 2t t 2 Mn 197 T T (
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 24Q: What is wrong with the following statement: The best concentration cell will consist of the...
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