(iv) Calculate the standard cell potential, Ecell, for the following reaction.2MnO_4^-(aq)+6H^+(aq)+5H_2O_2(aq)→2Mn^(2+)(aq)+5O_2(g)+8H_2O(l) (1)(v)Draw a fully labelled diagram of the apparatus you would use to determine the standard electrode potential of the dichr...
(a) Calcualte E∘cell for the following reaction at 298 K 2Al(s)+3Cu2+(0.01M)→2Al3+(0.01M)+3Cu(s) Given: Ecell=1.98V (b) Using the E∘ values of A and B predict which is better for coating the surface of iron [E∘Fe2+/Fe=−0.44V] to prevent corrosion and...
Answer to: Calculate E, E^o and (Delta)G^o for the following cell reaction: Mg(s) + Sn^{2+}(aq) to Mg^{2+}(aq) + Sn(s). [Mg^{2+}] = 0.045 M,...
cell=3.17V. View Solution Calculate emf of the following cell reaction at 2968 K : Ni(s)/Ni2+(0.01M)∣∣Cu2+(0.1M)/Cu(s) [Given E∘Ni2+/Ni=−0.25 V ,E∘Cu2+/Cu=+0.34 V ] Write the overall cell reaction. View Solution Calculate equilibrium constant for the reaction ...
Answer to: Calculate the E^\circ_{cell} for the following equation. \\ Sn(s) + F_2(g) \to Sn^{3+}(aq) + 2F^-(aq) By signing up, you'll get...
Ecelle, for the above button cell.[1] (iv) Use your answer to part (b)(iii) to calculate the standard Gibbs free energy change, △Go, for the reaction in this cell.[1] (v) Predict the effect on the value of Ecell if water is added to the Ag2O/Ag half-cell.Explain your answe...
Calculate the Electrode Potentials of the Following Half-Cells For example, we may have a galvanic cell with a a DC electrical power source. It uses the following equations in a classic AA alkaline battery with corresponding half reaction electrochemical potentials. Calculating e cell is easy using...
Step 3:Calculate the cell potential using the expression, $$E^{\circ}_{cell} = E^{\circ}_{cathode} - E^{\circ}_{anode} $$ $$\text{This step is not a requirement of this example.} $$ Therefore, $$\text{Gibb's free energy for the reaction is -7720000 J} $$ ...
91 point Calculate the equilibrium constant for the spontaneous redox reaction at 298 K that would occur using the following two half-reactions. 13.53.26×10130.9962,32×10525.04×102 Not the question you’re looking for? Post any question and get ex...
. The cathode is connected to the positive pin of the ammeter. Finally, the cathode of the electrolytic cell is connected to the negative post of the battery or power supply. Remember, the mass of the anode will begin to changeas soon as you turn the power on, so have your stopwatch ...