@X@user.full_name@X@ @GMU: Determine the mole fraction of toluene if 9.2061 g of toluene, C7H8, was mixed with 5.61 g of cyclopentene, C5H8. MW(C7H8) = 92.141 g/mol; MW(C5H8) = 68.119 g/mol.

John Schreifels @GMU: Which substance is a catalyst and what type of catalyst is it? 1/2O2(g) + NO(g) → NO2(g)NO2(g) + sunlight → NO(g) + O(g)O(g) + O2(g) → O3(g)

@X@user.full_name@X@ @GMU: What is the mole fraction of sodium fluoride, NaF, in an aqueous solution that contains 1.7958 g of sodium fluoride dissolved in 22.5036 grams of water? MW(NaF) = 41.9882 g/mol.

@X@user.full_name@X@ @GMU: The vapor pressure of pure ethanol is greater than the vapor pressure of pure water. Assuming ideal behavior, upon addition of ethanol (EtOH) to water the vapor pressure (vp) of the solution should be

@X@user.full_name@X@ @GMU: What is the overall order of a reaction if its rate law is Rate = k[BrO3-][Br-][H+]2?

@X@user.full_name@X@ @GMU: What is the mole fraction of rubidium chloride, RbCl, in an aqueous solution that contains 1.1679 g of rubidium chloride dissolved in 25.7350 grams of water? MW(RbCl) = 120.9205 g/mol.

@X@user.full_name@X@ @GMU: What is the overall order of a reaction if its rate law is Rate = k[SO2]/[SO3]1/2?

@X@user.full_name@X@ @GMU: The reaction below is a exothermic reaction. What would one have to do to shift the equilibrium to the right?[CoCl2(H2O)4](aq) + 2H2O(g)→[Co(H2O)6]Cl2(aq)

@X@user.full_name@X@ @GMU: The reaction below is a exothermic reaction. What would one have to do to increase the size of the equilibrium constant?2NO2(g)→N2O4(g)

@X@user.full_name@X@ @GMU: The reaction below is a exothermic reaction. What would one have to do to increase the size of the equilibrium constant?2H2(g) + N2(g)→2NH3(g)