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The equilibrium constant for acid dissociation of acetic acid, Ka = 1.8x10-5. Explain what this tells us about the favoured direction of the equilibrium (i.e. does it favour reactants or products)?
what do you do when you are calculating the empirical and molecular formulas of a compound and the percent composition
Calculate the molar mass of naphthalene, the organic compound in mothballs, if a solution prepared by disovlving 7.50g of naphthalene in exactly 150g of benzene has a freazing point 2.0 degrees
the following is a list of drugs. for this assignment use any resources available to you to find the structures of
at 25 degrees C calcium fluoride has a solubility product constant Ksp= 3.0*10/\(-11). If enough CaF2 is added to saturate the following solutions, determine the equilibrium concentrations
In the determination of the density of a cylinder of aluminum, it was necessary to measure the volume of the sample. The diameter of the cylinder was 38.2 mm and the length of the cylinder was 15.5 mm. What was the volume of the aluminum cylinder ..
A deep-sea diver uses a gas cylinder with a volume of 10.0 L and a content of 51.0g of O2 and 32.5g of He. Calculate the partial pressure of each gas and the total pressure if the temperature of the gas is 15 deg C.
If each of the following mixtures were analyzed by thin-layer chromatography, which substance would have the largest Rf? The smallest Rf? Explain.
How much heat in kilocalories is required to melt 1.70 mol of isopropyl alcohol ? The heat of fusion and her of vaporization of isopropyl
The process to remove chromate (3SO2 + 2CrO4 2- + 4H+ = 2 Cr3+ 3SO4 2- + H2O) in a completely mixed reactor has reached equilibrium. If more SO2 was added to the system, how would the chromate in the effluent change?
Problem- Draw 8 open-chain unbrnached isomers of C6H12(OH)2. If any of these isomeres are optically active show this with an asterix on the appropriate C atoms.
The solubility of BaSO_4 is 2.4*10^-3 g/L at room temperature. What is the value of K_sp for BaSO_4 at this temperature?
Chromium in it's +VI oxidation state is considered a hazardous, carcinogenic species, destruction of which may be accomplished by the process symbolized as: If 1.0 mol of each reactant is mixed, what is the limiting reagent, and what is the theoret..
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