(五) 底痕(Sole marks) (2分)

3. (A) Please calculate the ionic strength of a solution containing 0.01 M K SO, and 0.01 M NaCl. (5 分)

(B) A solution of 1 liter contains Feft, SCN; and Fe(SCN)'* and reacts following the equation shown as Fe** (pale yellow) + SCN (colorless) 특 Fe(SCN)"+ (red) to an equilibrium state of red color. If we add 0.01 mole of K/SO, to the present solution, the color will change to deep red or to pale yellow? Please explain why adding inert salt will change the color? (5分)

4. What are the differences between standard addition and internal standards in quantitative analysis? (5分)

100年 - 100 經濟部所屬事業機構_新進職員甄試試題_地質：1. 構造地質學 2. 岩石與礦物學#147064