Homework Answers
MnO4 ---> Mn2+ we have to balance charge and number of atoms
MnO4 + 8H+ ---> Mn2+ + 4H2O
MnO4- + 8H+ + 5e----> Mn2+ + 4H2O
option A is the answer
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Question 3 Write the balanced half-reaction for the reduction of permanganate ion to Mn- in an...
Consider the following cell reaction at 18°C: Ca(e)+Cu+ (aq) + Ca2+ (aq) + Cu() Calculate the...
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...
Write the half-reactions and the net ionic equations for these complete redox reactions 4 2NaCl (aq) + Br: (I) Cl:...
Write the half-reactions and the net ionic equations for these complete redox reactions 4 2NaCl (aq) + Br: (I) Cl: (g)2NaBr (aq) a) Oxidation half-reaction: Reduction half-reaction: CrCls (aq)+ Au (s) AuCl3(aq) Cr (s) - b) Oxidation half-reaction: Reduction half-reaction: Identify the oxidizing agent and the reducing agent in these complete redox reactions: 5. 5SO2-2Mn2+ 5so +3H2O a) 2MnO, +6H A) MnO B) So2 C) Mn2 D) SO E) H Oxidizing agent: b) 5Fe2 (aq) + MnO4 (ag) +8H'(aq)-5Fe (ag)+...
Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free energy AG...
Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free energy AG for the following redox reaction. Round your answer to 3 significant digits Mn (aq)+2H,O()+2Fe (aq)MnO, ()+4H (aq)+2Fe (aq) dhData Cu (aq) + e Cu (5) F2 (0)+2e2F (aq) Fe (aq) +2e Fe (s) Fe (aq) + eFe2 (aq) Fe (aq) + 3e Fe (s) 2.866 X ? -0.447 0.771 -e.037 2H (aq)+2e H (0) e.000 2H)O (I)+2e H2 (a) +20H(aq) -0.8277 1.776 H2O2 (aq)...
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential Cu+2...
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential Cu+2 (aq) +e−→ Cu+(aq) =E0red+0.153V MnO−4 (aq) + 8H+(aq) +5e−→ Mn+2 (aq) +4H2O(l) =E0red+1.51V Answer the following questions about this cell. Write a balanced equation for the half-reaction that happens at the cathode. Write a balanced equation for the half-reaction that happens at the anode. Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Do you...
Write balanced half-reactions for the following redox reaction: MnO4^-(aq) + 4H2O(l) + 5Cu^+(aq) = Mn^2+(g) +...
Write balanced half-reactions for the following redox reaction: MnO4^-(aq) + 4H2O(l) + 5Cu^+(aq) = Mn^2+(g) + 8OH^-(aq) +5Cu^2+(aq)
When the following reaction is balanced under basic conditions, what is the ratio of the coefficients...
When the following reaction is balanced under basic conditions, what is the ratio of the coefficients of Mn(OH)2(s) to MnO4--(aq)? Mn(OH)2(s) + MnO4 (aq) + MnO42-(aq) (A) 3:1 (B) 1:3 (C) 1:4 (D) 1:5 What is the standard reduction potential for the reduction of permanganate ion to managanese dioxide in acidic solution? Half-Reaction E. V MnO4 (aq) + 8 H(aq) + 5 € → Mn²+ (aq) + +1.51 4 H2O(1) MnO2(s) + 4 H (aq) + 2 e → Mn2+(aq)...
please help with all of the question. The following skeletal oxidation-reduction reaction occurs under acidic conditions....
please help with all of the question.
The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the balanced REDUCTION half reaction. NO3 + Mn2 MnO4 +HNO2 Reactants Products Retry Entire Group 9 more group attempts remaining Submit Answer Mastered The following skeletal oxidation-reduction reaction occurs under basic conditions. Write the balanced REDUCTION half reaction. Sio2 + Ag Ag2O+Si- Products Reactants (1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-reaction half-reaction identification AP...
3. Calculate the redox potential (in volts) for a LiMnO2/graphite battery. (Redox reaction) MnO4- + 8H...
3. Calculate the redox potential (in volts) for a
LiMnO2/graphite battery.
(Redox reaction)
MnO4- + 8H + 5e- →
Mn2+ (aq) + 4H2O (+1.51 V)
MnO2 + 4H +2e-
→ Mn2+ (aq) + 2H2O (+1.22 V)
xLi+ + C6 + e- → LixC5 (-3.00
V)
1. Write balanced equations for the following processes: a. The reaction of potassium with water. C. Thermal decomposition of sodium azide. d. The reaction of potassium peroxide with water. e. Calcium hydride reacting with water. f....
Write a balanced half-reaction for the reduction of solid manganese dioxide MnO2 to manganese ion Mn+2...
Write a balanced half-reaction for the reduction of solid manganese dioxide MnO2 to manganese ion Mn+2 in a basic aqueous solution. Be sure to add physical state symbols where appropriate
Using the half reaction method, write balanced, net ionic equations for the reaction. a. Chlorite ion...
Using the half reaction method, write balanced, net ionic equations for the reaction. a. Chlorite ion reacts with bismuth metal under acidic conditions, producing chloride ion and BiO+. b. Permanganate ion reacts with elemental bromine under acidic conditions, producing Mn2+ and bromate ion.
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...
Write the half-reactions and the net ionic equations for these complete redox reactions 4 2NaCl (aq) + Br: (I) Cl: (g)2NaBr (aq) a) Oxidation half-reaction: Reduction half-reaction: CrCls (aq)+ Au (s) AuCl3(aq) Cr (s) - b) Oxidation half-reaction: Reduction half-reaction: Identify the oxidizing agent and the reducing agent in these complete redox reactions: 5. 5SO2-2Mn2+ 5so +3H2O a) 2MnO, +6H A) MnO B) So2 C) Mn2 D) SO E) H Oxidizing agent: b) 5Fe2 (aq) + MnO4 (ag) +8H'(aq)-5Fe (ag)+...
Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free energy AG for the following redox reaction. Round your answer to 3 significant digits Mn (aq)+2H,O()+2Fe (aq)MnO, ()+4H (aq)+2Fe (aq) dhData Cu (aq) + e Cu (5) F2 (0)+2e2F (aq) Fe (aq) +2e Fe (s) Fe (aq) + eFe2 (aq) Fe (aq) + 3e Fe (s) 2.866 X ? -0.447 0.771 -e.037 2H (aq)+2e H (0) e.000 2H)O (I)+2e H2 (a) +20H(aq) -0.8277 1.776 H2O2 (aq)...
When the following reaction is balanced under basic conditions, what is the ratio of the coefficients of Mn(OH)2(s) to MnO4--(aq)? Mn(OH)2(s) + MnO4 (aq) + MnO42-(aq) (A) 3:1 (B) 1:3 (C) 1:4 (D) 1:5 What is the standard reduction potential for the reduction of permanganate ion to managanese dioxide in acidic solution? Half-Reaction E. V MnO4 (aq) + 8 H(aq) + 5 € → Mn²+ (aq) + +1.51 4 H2O(1) MnO2(s) + 4 H (aq) + 2 e → Mn2+(aq)...
please help with all of the question.
The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the balanced REDUCTION half reaction. NO3 + Mn2 MnO4 +HNO2 Reactants Products Retry Entire Group 9 more group attempts remaining Submit Answer Mastered The following skeletal oxidation-reduction reaction occurs under basic conditions. Write the balanced REDUCTION half reaction. Sio2 + Ag Ag2O+Si- Products Reactants (1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-reaction half-reaction identification AP...
3. Calculate the redox potential (in volts) for a
LiMnO2/graphite battery.
(Redox reaction)
MnO4- + 8H + 5e- →
Mn2+ (aq) + 4H2O (+1.51 V)
MnO2 + 4H +2e-
→ Mn2+ (aq) + 2H2O (+1.22 V)
xLi+ + C6 + e- → LixC5 (-3.00
V)
1. Write balanced equations for the following processes: a. The reaction of potassium with water. C. Thermal decomposition of sodium azide. d. The reaction of potassium peroxide with water. e. Calcium hydride reacting with water. f....
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