2 Ag+ (aq) + Pb(s) + 2 Ag(8) + Pb2+ (aq) Express your answer using two...
Calculate Eºcell for each of the following balanced redox reactions. O2(g) + 2H2O(1) + 4Ag(s) + 40H(aq) + 4Ag+(aq) Express your answer using two significant figures. V AEON O 2 ? cell= Submit Request Answer Part B Br2(1) + 21 (aq) + 2Br (aq) + 12(s) Express your answer using two significant figures. IVO AQ o 2 ? Eºcell= Submit Request Answer Part C PbO2(s) + 4H+(aq) + Sn(s) → Pb2+(aq) + 2H2O(1) + Sn2+(aq) Express your answer using two...
Exercise 19.65 Use tabulated half-cell potentials to calculate AG for each of the following reactions at 25 C. Part A Pb2+ (aq) +Mg(e)-Pb(a) +Mg (aq) VAZD AGn Submit Request Answer Part B Br ()+2Cl (aq)-+2Br (aq) + Cl( Express your answer using two significant figures AG Submit Request Answer Part C MnO2(a)+ 4H (aq) + Cu()Mn (ag) +2H,O( Express your answer using two significant figures
Calculate the standard cell potential (Eo) for the reaction X(s)Y (aq)X (aq)Y(s) if K 4.12x10-3 Express your answer to three significant figures and include the appropriate units. View Available Hint(s) HA ? Value Units Eo Previous Answers Submit If the equilibrium constant for a two-electron redox reaction at 298 K is 1.4x10-4, calculate the corresponding AG° and Ec under standard Express your answer using two significant figures. cel ΑΣφ conditions. ? AG0 = kJ Request Answer Submit Part B Express...
ILCIU Part A Calculate (H"] for [OH-] = 5.2 x 10-M Express your answer using two significant figures. VADO O ? [H+] = Submit Request Answer Part B Calculate (H+) for [OH-] = 8.0 x 10-'M Express your answer using two significant figures. E AO + O 2 ? H"]= Submit Request Answer Part C Calculate H'] for a solution in which [OH) is 100 times greater than H+) Express your answer using two significant figures. IVO AQ R O...
MISSED THIS? Read Section 20.6 (Page) An electrochemical cell is based on the following two half-reactions: Part A oxidation: Sn (s) +Sn2+ (aq, 1.80 M )+2e reduction: C1O2(g, 0.210 atm )+e- +C10] (aq, 1.70 M) Compute the cell potential at 25°C. Express the cell potential to three significant figures. ΤΕΙ ΑΣφ ? Ecell = .839 Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Provide Feedback
Consider the following reaction. Mg(s)+2Vo; (aq)+ 4 H* (aq)Mg2+(ag)+ 2 VO2 (aq)+ H2O(l) Ecell 3.37 V. Part A Calculate the AGo for the reaction. Express your answer to three significant figures.
Consider the following reaction. Mg(s)+2Vo; (aq)+ 4 H* (aq)Mg2+(ag)+ 2 VO2 (aq)+ H2O(l) Ecell 3.37 V. Part A Calculate the AGo for the reaction. Express your answer to three significant figures.
0.50 mol of LiNO3 in 6.10 L of solution Express your answer using two significant figures. IVO ADO ? molarity = Submit Request Answer Part B 71.1 g CH,O in 2.54 L of solution Express your answer using three significant figures. Va AS Rom ? molarity
An electrochemical cell is based on these two half-reactions: Ox: Pb(s) Pb?" (aq, 0.21 mol L ')+2 e Erode = -0.13 (V) Red: Mno. (aq, 1.40 mol L-)+4 H+ (aq, 1.5 mol L-') +3 e MnO2 (s) + 2 H2O (1) Ecathode = 1.68 (V) Part A Compute the cell potential at 25°C. Express your answer to two decimal places and include the appropriate units. Ecell = Value Units Submit Request Answer
After the solution reaches equilibrium, what concentration of Zn2+ (aq) remains? Express your answer using two significant figures. O ADD * O ? (Zn2+] = Submit Request Answer A solution is made that is 1.2x10-3 M in Zn(NO3)2 and 0.160 M in NH3.
2Ca(s) + O2(g) → 2CaO(s) A Hix = -1269.8 kJ: ASP = -364.6J/K Calculate the free energy change for the reaction at 20°C Express your answer using four significant figures. For this problem, assume that all reactants and products are in their standard states. You may want to reference (Pages 811-815) Section 18.6 while completing this problem. VALD ROO? AG = Submit Request Answer Part B Is the reaction spontaneous? spontaneous nonspontaneous Submit Request Answer