

MCQOPTIONS
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1. |
What best summarizes the MALDI method by which gas phase ions are produced for mass spectrometry? |
A. | Sample is hit by a low energy xenon beam |
B. | Sample is forced through a narrow capillary tube and the solvent rapidly evaporates |
C. | Sample is embedded in a crystalline matrix and bombarded by laser beams |
D. | Sample is heated and then bombarded by electrons |
Answer» D. Sample is heated and then bombarded by electrons | |