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A Voucher Is an Internal File

question 4

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A voucher is an internal file:


Definitions:

Formic Acid

The simplest carboxylic acid, with the formula HCOOH, used industrially and as an antiseptic.

Ka

An equilibrium constant for the dissociation of a weak acid into its proton and conjugate base in solution; a measure of acid strength.

pKa

A measure of the acidity of a hydrogen atom in a molecule, indicating the tendency of the molecule to donate a proton.

Conjugate Acid

The species that is formed when a base gains a proton.

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