Which of the Following Is INCORRECT for Quantitative or Qualitative

question 18

Multiple Choice

Which of the following is INCORRECT for quantitative or qualitative analysis with gas chromatography?

• A)The confirmation ion collected by a mass spectrometer is used to quantify a peak.
• B)Selected ion monitoring identifies a peak by monitoring the m/z characteristic for the compound.
• C)Internal standards quantify compounds by adding a known amount of compound to the sample and calculating the concentration from peak areas for the compound and internal standard,and the response factor for the two compounds.
• D)Spiking identifies a peak by a known compound to the unknown.If the peak area increases,the peak has been identified.
• E)Linear response for concentration and detector response is required for quantitative analysis.

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