試題詳解

35 Which of the following statements associated with atomic spectroscopy is (are) CORRECT?
(i) Atomic absorption can be a thousand times more sensitive than atomic fluorescence.
(ii) For Beer's law to apply, the source must have a narrower linewidth than the atomic vapor.
(iii) In atomic absorption spectroscopy, nebulizers are used to introduce liquid samples.
(iv) An electrically heated graphite furnace is less sensitive than a flame burner and requires more samples.
(A) i, ii, iii, iv
(B) i, ii, iii
(C) ii, iii
(D) iii, iv
(E) i, iv