Multiple Choice
Define retention time.
A) the amount of time that the substance takes to boil
B) the amount of time that the substance takes to melt
C) the amount of time required to exit from the mass spectrometer
D) the amount of time required to exit from the gas chromatograph
E) the amount of time required to set up the GC-MS
Correct Answer:

Verified
Correct Answer:
Verified
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