The calibration curve is shown below, including
the linear best fit line.
Absorbance vs Concentration at 425 nm
Absorbance (nm)
10.3
123
Green Dye Experiment
0.2
y-105
0.001 0.002 0.003 0.004 0.005
Concentration (M)
What is the concentration of
an unknown sample the dye if
the absorbance is 0.68?
A 221 M
B. 0.0140M
C 714M
D. 0.00453 M