Question

The absorbance of compound A is 0.655 at a wavelength of 300 nm in a 1.50 cm cell. The extinction coefficient of compound A at 300 nm is found to be 5.7 x 102 L/mol-cm. Find the concentration of compound A?

Group of answer choices

3.14 x 10^-4 M

8.23 x 10^-4 M

5.55 x 10^-4 M

7.66 x 10^-4 M

Answer 1

3.14×10^-4M

8.23×10^-4M