Asked by: Intza Framiñan
asked in category: General Last Updated: 14th April, 2020

What does KB and KA mean?

Ka is the equilibrium constant for an acid reacting with water to make H3O(+) and its conjugate base. Kb is the equilibrium constant for a base reacting with water to make OH(-) and its conjugate acid.

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Simply so, what do KA and KB values mean?

Intro to Ka and Kb For acids, these values are represented by Ka; for bases, Kb. High values of Ka mean that the acid dissociates well and that it is a strong acid. Low values of Ka mean that the acid does not dissociate well and that it is a weak acid.

Also, what is KB constant in chemistry? The value of Boltzmann's constant is approximately 1.3807 x 10 -23 joule s per kelvin (J · K -1 ). In general, the energy in a gas molecule is directly proportional to the absolute temperature. As the temperature increases, the kinetic energy per molecule increases.

Secondly, how does KA relate to KB?

The Ka is the acid dissociation constant. The larger the value of Kb, the stronger the base, and the larger the value of Ka, the stronger the acid. By multiplying Ka by Kb, you receive the Kw, or the dissociation constant for water, which is 1.0 x 10^-14.

What does pKa mean?

Key Takeaways: pKa Definition The pKa value is one method used to indicate the strength of an acid. pKa is the negative log of the acid dissociation constant or Ka value. A lower pKa value indicates a stronger acid. That is, the lower value indicates the acid more fully dissociates in water.

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