The complex formed between Cu(I) and 1,10 phenanthroline has a molar absorptivity of 7000 L cm-1 mol-1 at 435 nm, the wavelength of maximum absorption.
a. the absorbance of 6.77X10-9 M solution of the complex when measured in a 1.00-cm cel; at 435 nm
b. the percent transmittance of the solution in a.
c. the consentration of a solution that in a 5.00-cm cell has the same absorbance as the solution
d. the path lenght through a 3.4X10-5 M solution of the comlex that is needed for an absorbance that is the same as the solution in a