Homework Answers
Fe(s) ---------------> Fe+2 + 2e- E0 = 0.41v oxidation half reaction ( anode reaction)
Sn+2 (aq) + 2e- --------> Sn(s) E0 = -0.14v reduction half reaction( cathode reaction)
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Fe(s) + Sn+2 (aq) -----------> Fe+2 (aq) + Sn (s) E0 cell = 0.27v over all net reaction
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Consider the two half reactions below: Sn^2+ + 2e^- rigntarrow Sn(s) E^0 = ____ ii) Fe^2+...
Consider a galvanic cell consisting of: Fe2+ + 2e A13+ + 3e + + Fe Al...
Consider a galvanic cell consisting of: Fe2+ + 2e A13+ + 3e + + Fe Al -0.44 -1.66 Write the reaction occurring at the anode: Use spaces only before and after a plus sign. For example, the reaction: Fe2+ + 2e - → Fe would be entered as: Fe^2+ + 2e^. + Fe Write the reaction occurring at the cathode: o o Write the reaction for the galvanic cell: OOOO Calculate the Eºcell for the cell.
5-Consider the half reactions belovw (1) Sn2+(aq) + 2e-→ Sn"(s) (II) Sn(aq) + 2eSn2 (s) (III)...
5-Consider the half reactions belovw (1) Sn2+(aq) + 2e-→ Sn"(s) (II) Sn(aq) + 2eSn2 (s) (III) Cr (aq)3e-Cr (s) (IV) Cr"(aq) + 1e-→ Cr2+(s) E" =-0.14 E° = +0.15 V Eo -0.74 В" -0.41V Answer the following: ()If you dip a Cr rod (i.e. Cr (s)) in a tin solution (i.e. Sn2 (aq)), would any redox procces happen? (Yes/NO). If Yes, (a) what happens on the surface of Cr rod? (b) indicate which chemical species (e g. Sn (s)) is...
Selective Reduction The standard reduction potential for the half-reaction: Sn4+ + 2e - Sn2+ is +0.15...
Selective Reduction The standard reduction potential for the half-reaction: Sn4+ + 2e - Sn2+ is +0.15 V. Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following anodic half reactions would produce, at the cathode a spontaneous reduction of Sn4+ to Sn2+ but not Sn2+ to Sn. no yes yes yes yes yes Fe — Fe2+ + 2e- Sn2+ Sn4+ + 2e- Sn Sn2+...
help with these please Consider the following half-reactions: Half-reaction Eo (V) F2(g)+ 2e 2F (aq) 2.870V...
help with these please
Consider the following half-reactions: Half-reaction Eo (V) F2(g)+ 2e 2F (aq) 2.870V Sn2 (aq) + 2e- Sn(s) 0.140V Cr3 (aq) + 3e° _ Cr(s)-0.740V (1) The strongest oxidizing agent is: enter formula (2) The weakest oxidizing agent is: (3) The weakest reducing agent is: (4) The strongest reducing agent is: (5) Will F2(g) oxidize Cr(s) to Cr3 (aq)? (6) Which species can be oxidized by Sn2 (aq)? If none, leave box blank. Consider the following half-reactions:...
Snow In Consider a galvanic cell consisting of: Cu2+ + 2e - → Cu 0.34 A13+...
Snow In Consider a galvanic cell consisting of: Cu2+ + 2e - → Cu 0.34 A13+ + 3e- → Al -1.66 Write the reaction occurring at the anode: Use spaces only before and after a plus sign. For example, the reaction: Fe2+ + 2e + Fe would be entered as: Fe^2+ + 2e + Fe AI → Write the reaction occurring at the cathode: Write the reaction for the galvanic cell: Calculate the Eºcell for the cell.
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential Fe+3(aq)...
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential Fe+3(aq) +e− → Fe+2(aq) =E0red+0.771V 2H2O(l) +2e− → H2(g) + 2OH−(aq) =E0red−0.83V 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...
Consider a galvanic cell that uses Ca/Ca^2+ and Cd/Cd^2+ half-cell reactions. Which half-cell reaction occurs at...
Consider a galvanic cell that uses Ca/Ca^2+ and Cd/Cd^2+ half-cell reactions. Which half-cell reaction occurs at the anode At the cathode anode: cathode: What is the value of the standard cell potential
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction cof(aq)+4H2O()+3e_ → Cr(OH)3(s)+50H-(aq)| Fe...
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction cof(aq)+4H2O()+3e_ → Cr(OH)3(s)+50H-(aq)| Fe (a)teFe() standard reduction potential E d=-0.13 V E01" +0.771 V 2 + 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 Check...
40 points A galvanic cell is constructed using the following half reactions: Sn2++ 2 e-Sn(s) -0.14...
40 points A galvanic cell is constructed using the following half reactions: Sn2++ 2 e-Sn(s) -0.14 V Cu2+ + 2 e Cu (s) +0.34 V Based on their reduction half-potentials, which metal will likely serve as the cathode and what would be the Eºcell for the cell? -0.20 V; Sn O +0.48 V; Cu +0.20 V; Cu -0.48 V; Sn O +0.20 V; Sn Previous Submit
Selective Oxidation The standard reduction potential for the half-reaction Sn4+ + 2e - Sn2+ is +0.15...
Selective Oxidation The standard reduction potential for the half-reaction Sn4+ + 2e - Sn2+ is +0.15 V. Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following cathodic half reactions would produce, at the anode, a spontaneous oxidation of Sn to Sn2+ but not Sn2+ to Sn4+. 2H+ + 2e - H2 Fe3+ + 3e + Fe Sn2+ + 2e Fe2+ + 2e →...
Consider a galvanic cell consisting of: Fe2+ + 2e A13+ + 3e + + Fe Al -0.44 -1.66 Write the reaction occurring at the anode: Use spaces only before and after a plus sign. For example, the reaction: Fe2+ + 2e - → Fe would be entered as: Fe^2+ + 2e^. + Fe Write the reaction occurring at the cathode: o o Write the reaction for the galvanic cell: OOOO Calculate the Eºcell for the cell.
5-Consider the half reactions belovw (1) Sn2+(aq) + 2e-→ Sn"(s) (II) Sn(aq) + 2eSn2 (s) (III) Cr (aq)3e-Cr (s) (IV) Cr"(aq) + 1e-→ Cr2+(s) E" =-0.14 E° = +0.15 V Eo -0.74 В" -0.41V Answer the following: ()If you dip a Cr rod (i.e. Cr (s)) in a tin solution (i.e. Sn2 (aq)), would any redox procces happen? (Yes/NO). If Yes, (a) what happens on the surface of Cr rod? (b) indicate which chemical species (e g. Sn (s)) is...
Selective Reduction The standard reduction potential for the half-reaction: Sn4+ + 2e - Sn2+ is +0.15 V. Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following anodic half reactions would produce, at the cathode a spontaneous reduction of Sn4+ to Sn2+ but not Sn2+ to Sn. no yes yes yes yes yes Fe — Fe2+ + 2e- Sn2+ Sn4+ + 2e- Sn Sn2+...
help with these please
Consider the following half-reactions: Half-reaction Eo (V) F2(g)+ 2e 2F (aq) 2.870V Sn2 (aq) + 2e- Sn(s) 0.140V Cr3 (aq) + 3e° _ Cr(s)-0.740V (1) The strongest oxidizing agent is: enter formula (2) The weakest oxidizing agent is: (3) The weakest reducing agent is: (4) The strongest reducing agent is: (5) Will F2(g) oxidize Cr(s) to Cr3 (aq)? (6) Which species can be oxidized by Sn2 (aq)? If none, leave box blank. Consider the following half-reactions:...
Snow In Consider a galvanic cell consisting of: Cu2+ + 2e - → Cu 0.34 A13+ + 3e- → Al -1.66 Write the reaction occurring at the anode: Use spaces only before and after a plus sign. For example, the reaction: Fe2+ + 2e + Fe would be entered as: Fe^2+ + 2e + Fe AI → Write the reaction occurring at the cathode: Write the reaction for the galvanic cell: Calculate the Eºcell for the cell.
Consider a galvanic cell that uses Ca/Ca^2+ and Cd/Cd^2+ half-cell reactions. Which half-cell reaction occurs at the anode At the cathode anode: cathode: What is the value of the standard cell potential
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction cof(aq)+4H2O()+3e_ → Cr(OH)3(s)+50H-(aq)| Fe (a)teFe() standard reduction potential E d=-0.13 V E01" +0.771 V 2 + 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 Check...
40 points A galvanic cell is constructed using the following half reactions: Sn2++ 2 e-Sn(s) -0.14 V Cu2+ + 2 e Cu (s) +0.34 V Based on their reduction half-potentials, which metal will likely serve as the cathode and what would be the Eºcell for the cell? -0.20 V; Sn O +0.48 V; Cu +0.20 V; Cu -0.48 V; Sn O +0.20 V; Sn Previous Submit
Selective Oxidation The standard reduction potential for the half-reaction Sn4+ + 2e - Sn2+ is +0.15 V. Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following cathodic half reactions would produce, at the anode, a spontaneous oxidation of Sn to Sn2+ but not Sn2+ to Sn4+. 2H+ + 2e - H2 Fe3+ + 3e + Fe Sn2+ + 2e Fe2+ + 2e →...
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