A system capable of resisting changes in pH when small amounts of acid or base are added. Consists of a conjugate acid-base pair in which the ratio of proton acceptor to proton donor is near unity.


A memory location in a computer or digital instrument which is set aside for temporarily storing digital information while it is waiting to be processed.


An isolating circuit used to prevent a driven circuit from influencing a driving circuit.

See also: Buffer Solutions, Memory.

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Subjects: Computing