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Find the relative strength of acids and bases using this chart that includes the K a value for referekb nh3nce. The chart lists ammonia (NH3) as a weak base with a K a value of 5.8 * 10 -10.

Multiply the Kb value by the total ammonia concentration and the number 4. The total concentration is the sum of [NH4+] and [NH3] in the solution. This concentration must be。

The constants Ka and Kb are related as shown in Equation 16.5.10. The pKa and pKb for an acid and its conjugate base are related as shown in Equation 16.5.15 and Equation 16.5.16.

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