Questions and Assignments

Use the tools and the concepts learned so far to discuss and determine answers to the following questions:

• What is the Beer-Lambert Law? How is it expressed in an equation?
• Define the molar absorptivity of a chemical medium.
• How is the intensity of transmitted light affected by the molar absorptivity of the medium?
• How does the path length affect the absorbance of transmitted light?
• How would increasing concentrations of atmospheric greenhouse gases affect the absorbance of sunlight?