For each of the following redox reactions in the, identify the axidizing agent and the reducing agent. 2Na(aq) + 2H₂O(1)→+2NaOH(aq) + H₂(g) C(s) + O2(g) →CO₂(g) 2MnO, (aq) +5SO₂(g) + 2H₂O(1)→2Mn²+ (aq) +5SO³(aq) + 4H+ (aq) Part A Identify the oxidizing agents. Check all that apply. O Na □ H₂O DC D 0₂ □ MnO₂ □ S0₂ Submit * Incorrect; Try Again; 9 attempts remaining Part B Previous Answers Request Answer Identify the reducing agents. Check all that apply. O Na □ H₂O DC □ 0₂ MnO₂ □ SO₂ Submit Previous Answers Request Answer * Incorrect; Try Again: 8 attempts remaining

For each of the following redox reactions in the, identify the axidizing agent and the reducing agent. 2Na(aq) + 2H₂O(1)→+2NaOH(aq) + H₂(g) C(s) + O2(g) →CO₂(g) 2MnO, (aq) +5SO₂(g) + 2H₂O(1)→2Mn²+ (aq) +5SO³(aq) + 4H+ (aq) Part A Identify the oxidizing agents. Check all that apply. O Na □ H₂O DC D 0₂ □ MnO₂ □ S0₂ Submit * Incorrect; Try Again; 9 attempts remaining Part B Previous Answers Request Answer Identify the reducing agents. Check all that apply. O Na □ H₂O DC □ 0₂ MnO₂ □ SO₂ Submit Previous Answers Request Answer * Incorrect; Try Again: 8 attempts remaining

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter18: Oxidation–reduction Reactions And Electrochemistry

Section: Chapter Questions

Problem 4STP

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Write balanced net ionic equations for the following reactions in acid solution. (a) Liquid hydrazine reacts with an aqueous solution of sodium bromate. Nitrogen gas and bromide ions are formed. (b) Solid phosphorus (P4) reacts with an aqueous solution of nitrate to form nitrogen oxide gas and dihydrogen phosphate (H2PO4-) ions. (c) Aqueous solutions of potassium sulfite and potassium permanganate react. Sulfate and manganese(II) ions are formed.
If enough Li2SO4 dissolves in water to make a 0.33 M solution, explain why the molar concentration of Li+ is different from the molar concentration of Li2SO4(aq).
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