Which substance is serving as the reducing agent in the following reaction? 14 H^+ + Cr_2O_7^2+...
Calculate the standard cell potential for the following reaction. Fe (s) +Ni^+2 (aq) rightarrow Fe^+ 2 (aq) + Ni (s) 3 Cu + 2 NO_3^- + 8 H^+ rightarrow 3 Cu^+ 2+ 2 NO +4 H_2O Cr_2O_7^-2 + 6 Fe^+2+14 H6+ rightarrow 2 Cr^+ 3 + 6 Fe^+ 3 +7 H_2O
7) For the following reaction, what is the reducing agent? 4Cr + 302 + H+ + OH à 2Cr2O3 + H20 OA. Cr 02 B. H+ ОН" D. E. Cr203
Which substance is the reducing agent in this reaction? 2Cr(OH)3+3OCl−+4OH−→2CrO4−2+3Cl−+5H2O 2 C r ( O H ) 3 + 3 O C l − + 4 O H − → 2 C r O 4 − 2 + 3 C l − + 5 H 2 O Express your answer as a chemical formula.
What substance is the reducing agent in the following redox reaction? H+(aq) + Mn(s) + NO3-(aq) → Mn2+(aq) + NO(aq) + H2O(l) Mn NO3- Mn2+ none of the above NO
Identify the oxidized substance, the reduced substance, the oxidizing agent, and the reducing agent in the redox reaction. Mg(s) + CI,() Mg?+(aq) + 2C1" (aq) Which substance gets oxidized? OCH OCI Mg? * Mg Which substance gets reduced? OCH OM Ос, Mg? What is the oxidizingent OC OM What is the oxidizing agent? Осі, Mg2+ O Mg ОСІ" What is the reducing agent? O c, O Mg2+ Mg ОСІН
Balance the following redox reaction. For each reaction identify the species that is the reducing and oxidizing agent. Show your work! Cr_2O^2_-7 + FeO rightarrow Cr^3+ + Fe_2O_3(acid media)
5&6 5) Identify the oxidizing agent, reducing agent, substance oxidized, and substance reduced. a) Consider the reaction Fe(NO3)3(aq) + H2S(aq) → FeS(s) + HNO3(aq) + S(s). b) Consider the reaction CuO(s) + H2(g) → Cu(s) + H2O(l). 6) Consider the reaction C(g) + O2(g) + CO2(g). (a) Determine the oxidation states of carbon and oxygen in CO2. (Drawing a Lewis struc- tures may help here.) (b) What are the oxidation states of the reactants carbon and oxygen? (c) Which substance...
Running low on time please answer these 5 multiple choice questions. Thank you! Identify the species that undergoes oxidation in the following reaction. pbO_2 + Hg a Hg_2^2+ + Pb^2+ PbO_2 Hg Hg_2^2+ Pb^2+ Identify the species that undergoes oxidation in the following reaction. AI + Cr_2O_7^2- + a AI^3+ + Cr3^+ AI Cr_2O_7^2- AI^3 Cr3^+ Balance the following in basic solution and then indicate the coefficient in front of H_2O. O_2(g) + Mn(OH)_2(s) aMnO_2(s) O_2(g) + Mn(OH)_2(8) aMnO_2(s) +...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...