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12 terms

Chapter 18

STUDY
PLAY
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.