kb nh3|7.12: Relationship between Ka, Kb, pKa, and pKb,indian sextube.com

The Kb is the equilibrium constant for the reaction of the base ammonia combining with water to produce akb nh3mmonium, the conjugate acid, and a hydroxide anion (OH-).

NH3 has a Kb of 1.8x10^-5. What is the pH of a 1.5 M solution of NH3? Given that Kb = 6.3x10^-5, find the concentration of the hydroxide anion in a 0.25 M solution of (CH3)3N.

The larger the Kb, the stronger the base and the higher the OH − concentration at equilibrium. The kb nh3values of Kb for a number of common weak bases are given in Table 16.5.2.

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