When Reflectance Spectrophotometry Is Used as an Analytic Method

Multiple Choice

When reflectance spectrophotometry is used as an analytic method:

A) the light reflected from the surface of a colorimetric reaction is used to measure the amount of unknown colored product generated in the reaction.
B) a beam of light is directed at a flat surface.
C) the amount of light reflected is measured in a reflectance spectrophotometer.
D) all of the above are correct.