Which of the following is true regarding molar absorptivity?

A. it is characteristic of a particular chemical species?

B. its value remains the same for any wavelength

C. high molar absorptivity values can lead to sensitive measurements

D.alloftheabove

E.AandBonly

F.AandConly

G.AandBonly

Which situations will lead to deviations in Beers law in absorbance measurement?

A. use of monochromatic radiation

B. high concentration of analyte solutions

C. analyte undergoes association, dissociation, or polymerization

D.alloftheabove

E.AandBonly

F.BandConly

G.AandConly