Mathematics · Spectrophotometry Calculations
A sample has an absorbance of 0.24 at a wavelength of 270 nm when measured using a standard spectrophotometer with a 1 cm path length. If the molar extinction coefficient (ε) of the sample is 96,000 M-1 cm-1, calculate the concentration of the sample.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.25 μM
- 22.5 μM✓
- 325 μM
- 42.5 mM
Correct answer
2.5 μM
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