@X@user.full_name@X@ @GMU: What is the solubility in mol/L of CO at a partial pressure of 296.4 torr, if the solubility at a partial pressure of 401.3 torr is 0.0005491 mol/L?
@X@user.full_name@X@ @GMU: It took 482.3 s for 68.56% of a s…
@X@user.full_name@X@ @GMU: It took 482.3 s for 68.56% of a substance to react according to first-order kinetics. What is the value of the rate constant?
@X@user.full_name@X@ @GMU: When 0.3871 g of citric acid was…
@X@user.full_name@X@ @GMU: When 0.3871 g of citric acid was dissolved in 103.1 mL of water, the osmotic pressure at 14.66°C was 0.4617 atm. What is the formula mass of this compound?
@X@user.full_name@X@ @GMU: The osmotic pressure of an unknow…
@X@user.full_name@X@ @GMU: The osmotic pressure of an unknown solution is 0.337 atm at 14.10 °C. Which of the solutions below is the most likely one? Assume any salt is completely ionic!
@X@user.full_name@X@ @GMU: What is the activation energy (in…
@X@user.full_name@X@ @GMU: What is the activation energy (in kJ/mol) for the reaction below if the rate constants are 1.800e-4 s-1 at 477.00°C and 4.60e-4 s-1 at 493.63°C?Cyclopropane → Propene
@X@user.full_name@X@ @GMU: A mixture containing an initial c…
@X@user.full_name@X@ @GMU: A mixture containing an initial concentration of 0.1074 M for H2 and 0.0808 M for Cl2 is allowed to come to equilibrium (see reaction below). What must be the equilibrium concentration of HCl?H2(g) + Cl2(g) → 2HCl(g) Kc = 5.00e16
@X@user.full_name@X@ @GMU: How many grams of potassium chlor…
@X@user.full_name@X@ @GMU: How many grams of potassium chloride, KCl, would be required to prepare a 0.1175 m KCl solution by combining this compound with 0.4495 L of water (assume a density of 1.00 g/mL)? The molecular weight is 74.551 g/mol.
@X@user.full_name@X@ @GMU: Initially there were equilibrium…
@X@user.full_name@X@ @GMU: Initially there were equilibrium concentrations of 0.1474 M A, 0.3333 M B, and 0.1474 M C. Which change will cause the equilibrium to shift from right to left? Use the reaction below.4A → 3 B +3 C Kc = 0.504
@X@user.full_name@X@ @GMU: The following data was obtained b…
@X@user.full_name@X@ @GMU: The following data was obtained by the method of initial rates. What is the rate law for the reaction of A with B to produce product? o o Rate, M/s 0.279 0.226 5.67e-6 0.556 0.226 4.01e-6 0.279 0.346 1.33e-5
Determine if the forward reaction for the energy level diagr…
Determine if the forward reaction for the energy level diagram is endothermic or exothermic and what the activation energy for the forward reaction is.