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@X@user.full_name@X@ @GMU: Which of the answers below is the correct representation according to the shorthand method of the following cell?Ni2+(aq) + Cd(s) → Ni(s) + Cd2+(aq)

@X@user.full_name@X@ @GMU: During the expansion of one mole of CO2 gas, the pressure decreased from 2.366 atm to 1.217 atm. What was the ΔS of the process?

@X@user.full_name@X@ @GMU: ACS-It took 836.2 s for 64.81% of a substance to react according to first-order kinetics. What is the value of the rate constant?

@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: ACS-Consider the reaction.I2(s) + 5F2(g) ⇋ 2IF5(g)What is the correct expression for Kc?

@X@user.full_name@X@ @GMU: ACS-Which of the following conditions will cause equilibrium to shift to the left?N2O5(g) ⇋ NO2(g)) + NO3(g)

@X@user.full_name@X@ @GMU: Using the Boltzmanns formula calculate the entropy of 8.10e19 molecules of a compound if they are randomly distributed in one of 2 ways.

@X@user.full_name@X@ @GMU: Using the Boltzmanns formula calculate the entropy of 1.44e11 molecules of a compound if they are randomly distributed in one of 2 ways.

@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 0.1937 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