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

For example, ammonias value is 1.77 x 10¯ 5. From the chemical equation above, it can be seen that NH 4+ and OH¯ concentrations are in the molar ratio of one-to-one. This will have an。

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

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