Chapter 11 - Buffer solutions

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4 Terms

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What is a buffer?

A solution that contains significant amounts of both a weak acid HA and its conjugate base A-

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What do buffers exist of?

A weak acid and a weak base

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What does buffer capacity depend on?

  1. Concentrations of the buffering components, the more protons or hydroxide ions it can absorb and the greater the buffer capacity

  2. The pH of the buffer, a buffer has the highest buffering capacity when its pH is equal to the pKa of its acid.

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relation pH and pOH when pH is neutral

pOH = pH