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Questions and Answers
Which of the following is not necessary for obtaining the spectrum of a compound from 190 to 500 nm?
Which of the following is not necessary for obtaining the spectrum of a compound from 190 to 500 nm?
- Tungsten light source
- Photomultiplier
- Double-beam spectrophotometer
- Deuterium light source (correct)
- Quartz cuvettes
Stray light in a spectrophotometer places limits on which of the following?
Stray light in a spectrophotometer places limits on which of the following?
- Photometric accuracy below 0 absorbance units (correct)
- Use of a grating monochromator
- Upper range of linearity
- Ability to measure in the UV range
- Sensitivity
Which light source is used in atomic absorption spectrophotometry?
Which light source is used in atomic absorption spectrophotometry?
- Xenon arc lamp
- Laser
- Deuterium lamp
- Tungsten light
- Hollow-cathode lamp (correct)
Which of the following is true concerning fluorometry?
Which of the following is true concerning fluorometry?
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Which of the following techniques is not mentioned in the text?
Which of the following techniques is not mentioned in the text?
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