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Questions and Answers
What is the term used to describe radiant energy with wavelengths visible to the human eye?
What is the term used to describe radiant energy with wavelengths visible to the human eye?
- Wave length
- Light (correct)
- Radiant energy
- Color reagent
What is the primary purpose of colorimetric analysis?
What is the primary purpose of colorimetric analysis?
- Determining the concentration of a chemical element or compound in a solution using color reagents (correct)
- Quantifying the weight of a chemical element or compound in a solution using color reagents
- Identifying the chemical composition of a solution using color reagents
- Measuring the volume of a chemical element or compound in a solution using color reagents
What do modern instruments like spectrophotometers permit the measurement of?
What do modern instruments like spectrophotometers permit the measurement of?
- Visible wavelengths of the spectrum
- Only shorter wavelengths (UV) of the spectrum
- Shorter wavelengths (UV) and longer wavelengths (IR) of the spectrum (correct)
- Only longer wavelengths (IR) of the spectrum
What does Beer Lambert law explain?
What does Beer Lambert law explain?
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What is the distance expressed in nanometers (nm)?
What is the distance expressed in nanometers (nm)?
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