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Relative Strength of Acids & Bases. Use this acids and bases chart to find the relative strength of the most common acids and bases. This acid-base chart includes the K a value for reference along with the chemicals formula。

Kb stands for the base dissociation constant. It measures the strength of a base in terms of its ability to accept protons (H+ ions) from water molecules and form hydroxide ions (OH-) in 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-). Here is the reaction: NH3 + H2O --> NH4+ + OH-

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