kb of ammonia|Acid and Base Dissociation Constants (Ka and Kb),bbw dessous

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

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。

Compare the values of the base dissociation constant for ammonia and methylamine: K b (ammonia) = 1.8 × 10 -5 (smaller) K b (methanamine) = 4.4 × 10 -4 (larger) At 25°C, using。

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