a)why do chemist prefer to read/ record the absorbance, rather that the percent transmittance, of light when analyzing a sample having a visible color?

Question

b) three parameters affect the absorbance of a sample. Which one is the focus of this experiment?

drwls · Answer

a) The log of AbsorbTance, which is called absorptivity, is proportional to concentration. b) What experiment?

I'd · Answer

B) the concentration of the absorbing substance