Which of the following wavelengths belongs to the ultraviolet range?
A. 350 nm
B. 555 nm
C. 0.8 μm
D. 200 μm
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If a cuvette with an optical path length of 1 cm is used to measure the absorbance of a solution and the result is 0.2, then what would be the absorbance obtained by measuring the solution with a cuvette with an optical path length of 2 cm?
A. 0.4
B. 0.3
C. 0.1
D. 0.5
The wavelength range of visible light is 400 nm to 700 nm.
The molar extinction coefficient of a substance is related to the relative molecular mass of the substance.
The light transmittance of the solution is proportional to the concentration of the solution.