@X@user.full_name@X@ @GMU: ACS-Which of the following is the weakest reducing agent? Pd2+ + 2e- → Pd E° = 0.990 Au1+ + 1e- → Au E° = 1.680 Cd2+ + 2e- → Cd E° = -0.400 Ag1+ + 1e- → Ag E° = 0.800

@X@user.full_name@X@ @GMU: What is the balanced reaction for the following galvanic cell?Cd(s)| Cd2+(aq) || Al3+(aq) | Al(s)

@X@user.full_name@X@ @GMU: What is the coefficient, b, in the reaction below, if Kc = 1.30e-5 and Kp = 4.06e-4 at 108.48°C?3A(s) + bB(g) → 5C(g)

@X@user.full_name@X@ @GMU: ACS-Determine the cell potential for the reaction below if = 0.3133M and = 0.0101M 3Ag1+(aq) + 1Al(s) → 3Ag(s) + 1Al3+(aq) E°= 2.460V

@X@user.full_name@X@ @GMU: ACS-Determine the cell potential for the reaction below if = 0.4655M and = 0.0168M 2Al3+(aq) + 3Zn(s) → 2Al(s) + 3Zn2+(aq) E°= -0.920V

@X@user.full_name@X@ @GMU: Which of the answers below is the correct representation according to the shorthand method of the following cell?Cu2+(aq) + Sn(s) → Cu(s) + Sn2+(aq)

@X@user.full_name@X@ @GMU: ACS-What is the free energy change for the reaction below? 2MnO2(s) + 8OH-(aq) + 3Cu2+(aq) → 2MnO4-(aq) +4H2O(l) + 3Cu(s) E° = -0.250V

@X@user.full_name@X@ @GMU: The initial concentration of PCl5 was 0.1655 M. It was allowed to decompose at some temperature until equilibrium had been attained (see reaction below). What must be the equilibrium concentration of PCl3?PCl5(g) → PCl3(g) + Cl2(g) Kc = 0.0580

@X@user.full_name@X@ @GMU: ACS-Which of the following is the weakest oxidizing agent? Fe3+ + 3e- → Fe E° = -0.040 Ag1+ + 1e- → Ag E° = 0.800 Cu2+ + 2e- → Cu E° = 0.340 Al3+ + 3e- → Al E° = -1.660

@X@user.full_name@X@ @GMU: ACS-It took 600.2 s for 67.16% of a substance to react according to first-order kinetics. What is the value of the rate constant?