Astudent measures the absorbance of a sample of red dye #3 using a spectrophotometer. if the absorbance is measured as 0.468, what is the concentration of red dye #3 in the sample?
enter your answer in units of micromolar to three significant figures.
n the lab spectrophotometer, d = 1.00 cm. for red dye #3, ε = 7.96 x 104 m-1 cm-1.
Answers: 2
= Molar absorptivity
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