Chemistry Ka and Kb problems
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1. Butyric acid is responsible for the odor in rancid butter. It has one weakly acidic proton. A solution of .25 M butyric acid has a pH of 2.71. Determine the Ka of the acid.
2. Ka for HCN is 4.0 x 10^10. Calculate Kb for CN.
3. For the equilibrium, CH3OH (g) <-- --> CO (g) + 2 H2, Kc is 6.9 x 10-2. At equilibrium, the concentration of CO is 1.00 M and the concentration of CH3OH is 1.50M. What is the concentration of H2?
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This solution solves 3 problems, using equations to determine Ka, Kb and concentrations.
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1. Butyric acid is responsible for the odor in rancid butter. It has one weakly acidic proton. A solution of .25 M ...
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