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@X@user.full_name@X@ @GMU: The osmotic pressure of an unknown solution is 0.568 atm at 12.84 °C. Which of the solutions below is the most likely one? Assume any salt is completely ionic!

@X@user.full_name@X@ @GMU: How much energy in kJ is released to form one mole of 180Ta from protons, electrons, and neutrons if the nucleus has a mass of 179.947462 amu? The masses of the proton, electron and neutron are 1.00728 amu, 0.000549 amu and 1.00867 amu, respectively.

@X@user.full_name@X@ @GMU: What is the cell voltage for the following cell?2Cu+(aq) + Pb(s) → 2Cu(s) + Pb2+(aq) ΔGo = -125.430 kJ

@X@user.full_name@X@ @GMU: The reaction below occurs in an electrochemical cell. Which substance would be the best solid electrode in the given half-cell?Cu2+(aq) + Sn(s) → Cu(s) + Sn2+(aq)

@X@user.full_name@X@ @GMU: Determine the molality of a 8.985 wt % aqueous solution of LiI.

@X@user.full_name@X@ @GMU: What is the value of Ksp in water, if 8.20e-7 M of A2B3 dissolves according to the reaction below?A2B3(s)→2A(aq) + 3B(aq) where A and B are ions

@X@user.full_name@X@ @GMU: Which of the answers below is the correct representation according to the shorthand method of the following galvanic cell?Cu2+(aq) + Ni(s) → Cu(s) + Ni2+(aq)

@X@user.full_name@X@ @GMU: What is the rate of consumption of B (M/s), if the rate of consumption of C is 0.396 M/s? Use the reaction below:2A + 3B + 5C → products

@X@user.full_name@X@ @GMU: To what temperature would the reaction below need to be heated to have a rate constant of 9.46e-4 M-1s-1 if the rate constant was 2.700e-4 M-1s-1 at 327.00°C and the activation energy was 166.00 kJ/mol?H2(g) + I2(g) → 2HI(g)

@X@user.full_name@X@ @GMU: What is the value of Ksp in water, if 2.77e-7 M of A3B2 dissolves according to the reaction below?A3B2(s)→3A(aq) + 2B(aq) where A and B are ions