@X@user.full_name@X@ @GMU: What is the value of Ksp in water, if 3.45e-4 M of A2B2 dissolves according to the reaction below?A2B2(s)→2A(aq) + 2B(aq) where A and B are ions

@X@user.full_name@X@ @GMU: When 0.3416 g of aspirin was dissolved in 106.5 mL of water, the osmotic pressure at 26.90°C was 0.4470 atm. What is the formula mass of this compound?

@X@user.full_name@X@ @GMU: What is the fraction of A remaining after 79.649 minutes if the first order rate constant is 2.191e-4 s-1?

John Schreifels @GMU: What is the balanced reaction for the following galvanic cell?Fe(s)| Fe3+(aq) || Cu+(aq) | Cu(s)

@X@user.full_name@X@ @GMU: What is the potential of a cell at 25oC for which the reaction below applies, if the molar concentrations of Fe3+(aq) and H+ are 0.133 M and 1.06e-5 M, respectively? The H2(g) pressure is 1 atm at 25oC.6H+(aq) + 2Fe(s) → 2Fe3+(aq) + 3H2(g) Ecoell = 0.040 V

@X@user.full_name@X@ @GMU: What is the pOH of 4.34e-4 M HI?

@X@user.full_name@X@ @GMU: What is the vapor pressure of Ga at 2416.0 K if its heat of vaporization and normal boiling point are 272.00 kJ/mol and 2676.2 K, respectively?

@X@user.full_name@X@ @GMU: When 0.1728 g of lysine was dissolved in 107.9 mL of water, the osmotic pressure at 33.71°C was 0.2762 atm. What is the formula mass of this compound?

@X@user.full_name@X@ @GMU: What is the fraction of A remaining after 63.546 seconds if the first order rate constant is 4.977e-3 s-1?

@X@user.full_name@X@ @GMU: What is the correct expression for the solubility product of lead chromate?PbCrO4(s) → Pb2+(aq) + CrO42-(aq)