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Buffered Solution

a solution that resists a change in its Ph even when a strong acid or base is added to it

titration

a measured amount of a solution of unknown concentration is added to a known volume of a second solution until the reaction between them is just complete

saturation

the max amount of solute in a solvent

Ksp

Solubility Product Constant Ksp = [X][Y]

Common Ion Effect

a decrease in the solubility of an ionic compound caused by the addition of a common ion

amphoteric

having characteristics of both an acid and a base and capable of reacting as either

strong

HCl is a ______ acid.

strong

NaOH is a ______ base.

weak

NH3 is a _____ base.

weak

HOAc is a _____ acid.

equal

In preparing a buffer it is best to pick an acid that is ______ to the pKa.

greater than

Precipitation begins when the product [equals/is less than/greater than] the Ksp value.

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