申論題

II. Fill-in-the-blank (14%)

8. The following sentences state the essence of some important/useful equations developed and used in analytical chemistry. In each of the blanks of the following question, fill, in English, one word only from the list below so as to       best complete       the sentence that concisely reveals the analytical chemistry concepts behind the equations. Only the singular noun of the possible answer is provided in the list.

salt, matrix, mass, sensitivity, variance, molarity, size, strength, balance, limit, aliquot, dropping, population, equilibrium, parallax, diffusion, eluate, zwitterion, ionic, diameter, standard, formal, rate, buoyant, velocity, error, conjugate, trace, saponification, Levich, Beer-Lambert, Michaelis-Menten, low, high, detection, charge, reduction, oxidation, current, potential, suspension

(b) The Henderson-Hasselbalch equation is used to calculate the pH ofthe buffer solution based on the concentrations of the acid and of a _____ of its _____ base in the solution.