Can anyone help me check mu answer and show the solution? Thanks! Consider the galvanic cell...
Consider a galvanic cell where one compartment has Br2 (aq) at a concentration of 0.50 M and Br ̄ at a concentration of 0.10 M with a platinum electrode and the second compartment has Cr3+ at a concentration of 0.20 M and a Cr electrode. Use the following reduction potentials to answer the questions: Cr3+ (aq) + e ̄→Cr(s) εo = - 0.73 V Br2(aq) + 2e ̄→2Br ̄ (aq) εo =1.09V a. What is the standard cell potential for...
Can anyone help me check mu answer and show the solution? Thanks! The two half cells that make up a battery are shown below with their reduction potentials: Ce4+ (aq) + e Ce 3+ (aq); E= 1.61 V S2082-(aq) + 2e – 25042-(aq); E= 2.01 V What is the equation for the galvanic cell made with these two half equations? Oa. 2Ce3+ (aq) + S2082 (aq) - 2Ce4+(aq) + 25042-(aq) Ob. 2Ce4+ (aq) + S2082 (aq) 2Ce3+ (aq) + 25042-(aq)...
please answer all wueston Question 33 (3 points) (33) For a galvanic cell notation: (-) Ni /Ni2+ (aq) // Au3+ (aq) / Au (+), The electrode potentials: Eº (Ni2+/ Ni) = -0.257 V, E ° (AU3+ / Au ) = 1.498 V. The cell potential Eºcell (a) 1.241 V (b) - 1.755 V O (0) 1.755 V (d) 1.498 Why Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) / Cu2+ (aq) / Cu(+), the correct half...
Please state the answer clearly for a thumbs up! D Question 10 Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): 0.10 M MnO4 0.40 M Cr3+ 0.20 M Mn2+ 0.30 M Cr20,2- 0.010 MH 0.010 MH+ The standard reduction potentials are as follows: MnO4 +8H+ +5e Mn2+ + 4H20, <= 1.51 V Cr2O72- + 14H* +6e2Cr3+ +7H20, € = 1.33 V When current is allowed to flow, which species is oxidized? o...
Can anyone help me check mu answer and show the solution? Thanks! If a redox reaction occured with the 2 redox couples provided below, which species would be the reducing agent? Ag+ (aq) + e - Ag(s) E° = 0.80 V Co2+ (aq) + 2e - Co(s) = -0.28 V Oa. Co2(aq) Ob. Co(s) Oc. H2O(1) Od. Ag(s) Oe. Ag (aq)
need answers for all questions Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...
urgent thank you Consider the galvanic cell shown below of Cr/Cr(aq) anode and an 12/1" (aq) (Pt) cathode. The standard reduction potentials are as follows: C++ 3e -- Cr(s) E= 0.73 12(aq) + 2e - 21" E = +0.54 V Use the concentrations below to determine what is the value of E for this cell at 25°C? Cathode: 0.50 M 12/0.10M I Anode: 0.20 M C+ Select one: a. 1.34 V b. 0.59 V 2.14 V d. 1.76 V 1.88...
please help me with these questions, I am having a really hard time with chemistry and this is my last assignment 1. Consider the following half-reactions: Half-reaction E° (V) Br2(l) + 2e-____>2Br-(aq) 1.080V Cd2+(aq) + 2e-____>Cd(s) -0.403V Cr3+(aq) + 3e-____>Cr(s) -0.740V The strongest oxidizing agent is: enter formula The weakest oxidizing agent is: The weakest reducing agent is: The strongest reducing agent is: Will Br2(l) oxidize Cr(s) to Cr3+(aq)? _____ (yes or no) Which species can be reduced...
14. A galvanic cell is composed of these two half cells, with the standard reduction potentials shown Co" (aq) + 2e = Co(s) -0.28 volt Cro(aq) + 3 e = Cr(s) -0.74 volt What is the standard free energy for the cell reaction of this galvanic cell? a. -88.8 kJ b. -178 kJ c. -266 kJ d. -295 kJ e. -590 kJ MO die W oss som sa robi bo bolo Videos onto 15. A galvanic cell is composed of...
Please use the following to answer the below: A fictional galvanic (voltaic) cell consists of an electrode composed of a metal, M, in a 1.0 mol/L M2+ ion solution and a second electrode composed of an unreactive platinum metal (Pt) in a 1.0 mol/L X– ion solution, connected by a salt bridge and an external wire at 25.0 ⁰C. Consider the two entries below from a fictional table of standard reduction potentials. Reduction Equation Standard reduction potentials (E⁰reduction) M2+ (aq)...