Question

For the reaction 2Co3+(aq)+2Cl−(aq)→2Co2+(aq)+Cl2(g). E∘=0.483 V what is the cell potential at 25 ∘C if the concentrations are [Co3+]= 0.628 M , [Co2+]= 1.40×10−2 M , and [Cl−]= 0.652 M , and the pressure of Cl2 is PCl2= 7.80 atm ? Express your answer with the appropriate units.

- Part A For the reaction 2CO3+ (aq) + 2CT (aq)+2Co2+ (aq) + Cl2(g). E=0.483 V what is the cell potential at 25°C if the concentrations are Co3+1 = 0.628 M, Co2+1 = 1.40x10-2 M, and (CT ) = 0.652 M, and the pressure of Cl2 is Pal, = 7.80 atm? Express your answer with the appropriate units. View Available Hint(s) Value Units Submit

Answer 1

Pro 3+ (aq) +201- (aq) - 200 2tlog) + Cl2(g) EO = 0,483 cell potential - E OF Using Nernst equation E²8 - 2.303 RT log [Co2+] ² Pcla [cost]²[c1-1² Pela - Prenure of cle → Pela = .7.80 catm [Co2t] 1.40 810-2M [cost] = 0.628M [c1-] = 0.652 n = number of electrons transfer in reaction n=2 [As two electrons are transfered by act to 20034] &= Faradary constant = f = 96500 cmolt R = 8.314 J K 1 moh R= ideal gas constant T= 25°C = 298K To temperature 1J = 1vXRIC E = 0.483 V - 2.30 3 X 8.314 TK Imot X 298 K 2 X 96500 (molt & log (11:40 8 10-2) 2 X 7.80 ( 10.828)² x (0.652) 2 E= 0,543 v Please Rate