A colorimeter contains four LEDs. Which one would give the best results in determining the concentra — Laboratory Chemistry Question
Question
A colorimeter contains four LEDs. Which one would give the best results in determining the concentration of a substance that forms a blue solution?
A.
Violet (430 nm)
B.
Blue (470 nm)
C.
Green (565 nm)
D.✓ Correct
Red (635 nm)
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