experiment 1 Flashcards
a measure of hydrogen ion concentration
pH
used to measure and identify whether a substance is an acid, base or neutral
pH scale
pH scale of neutral
7
pH scale of acid
0-6.9
pH scale of base
7.1-14
determining the pH of pharmaceuticals is important in determining their _________ and _________
activity and stability
refers to the quantity of solute that dissolves in a given amounts of solvent
solubility
the solubility of a solute depends on the:
nature of solute and solvent
amount of solute
temperature of the solvent
the determination of moisture/water content of pharmaceuticals and other products is on of the _______ methods that a medicinal chemist is required to make
quality control
used in the preparation of many materials and could be present as a combined constituent
water
an analytical procedure for qualitatively assessing or quantitatively measuring the presence and amount of a target quantity of a substance
assay
one of the techniques employed in assay procedures is ____________
volumetric analysis
this procedure involves the addition of a specific volume of a solution of known concentration to a solution of unknown concentration
volumetric analysis
H+ donor OH- donor
arrhenius theory
electron acceptor and donor
lewis