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Please answer asap. For the reaction AG (s) + Ay+ (aq) - JAG" (alu (s) at...
Consider the following electrochemical cell. Ag(s) | Ag+(aq) || Cr3+(aq) | Cr(s) Determine the overall reaction and its standard cell potential (in V) at 25°C for this reaction. (Include states-of-matter under the given conditions in your answer. Use the lowest possible whole number coefficients.) Overall reaction (please provide)= standard cell potential V= Is the reaction spontaneous at standard conditions?
Be sure to answer all parts Calculate AG for the following reaction at 25°C: 3Mg(s)2A(aq) = 3Mg2 (aq) 2Al(s) Enter your answer in scientific notation. kJ /mol x 10
For the cell Ni(s) Ni2+(aq) || Ag+(aq) Ag(s), the standard cell potential is 1.03 V. A cell using these reagents was made, and the observed potential was 0.80 V at 25°C. What is a possible explanation for the observed voltage? The volume of the Agt solution was larger than the volume of the Ni2+ solution. The Agt concentration was larger than the Ni2+ concentration. The Ag electrode was twice as large as the Ni electrode. The Ni2+ concentration was larger...
For the reaction Cu (s) + 2Ag+ (aq) Cu2+ (aq) + 2Ag (s) at 25 °C, the cell potential is found to be 0.62 V. Everything is at standard state except the Cu2+ (aq). Calculate [Cu2+].
Be sure to answer all parts Calculate AG for the following reaction at 25°C: 3Mg(s) 2A (aq) 3Mg2*(aq) +2Al(s) Enter your answer in scientific notation. х 10 kJ/ mol
Use the reduction potentials and the unbalanced chemical equation below to answer the following questions: Mn2+ (aq) + Ag+ (aq) → Mn (s) + Ag2+ (aq) Half-cell reaction / E° (V) Mn2+(aq) + 2e− ⇌ Mn(s) / -1.185 Ag2+(aq) + e− ⇌ Ag+(aq) / 1.980 a) Determine E°cell (in V). Report your answer to three decimal places in standard notation (i.e. 1.234 V) b) Determine ΔG° (in kJ/mol). Report your answer to three significant figures in scientific notation (i.e. 1.23e4...
Question 22 (5 points) Given the following half reactions: - AgBr(s) + e- Ag+ (aq) + e- Ag(s) + Br- (aq) E° = 0.07V → Ag (s) E° = 0.80V - Calculate the Ksp for PbSO4 at 25 degrees C. Please enter your answer in scientific notation, such as 1.2E10 or 1.2E-10 and keep two significant figures.
Consider the following reaction and its AG at 25.00 °C. Mg(s) + Ni2+ (aq) Mg2+ (aq) + Ni(s) AG = -408.0 kJ/mol Calculate the standard cell potential, Ecell for the reaction. 2.11 V Enter numeric value Calculate the equilibrium constant, K, for the reaction. K= 3.30 x1071 Incorrect
A voltaic cell is constructed from an Ni2+ (aq) -Ni(s) half-cell and an Ag+ (aq)- Ag(s) half-cell. The initial concentration of Ni2+ (aq) in the Ni2+ - Ni half-cell is [Ni2+1 = 1.80x10-2 M. The initial cell voltage is +1.13 V. Part A By using data in Table 20.1 in the textbook, calculate the standard emf of this voltaic cell. V AEQ ? E V Submit Request Answer Part B. Will the concentration of Ni2+ (aq) increase or decrease as...
Consider the following reaction and its AG at 25.00 °C. Fe2+(aq) +Zn(s)Fe(s)+ Zn2 (aq) AG=-60.73 kJ/mol Calculate the standard cell potential, E for the reaction. V Ell Calculate the equilibrium constant, K, for the reaction. K =