Some of you were having difficulty getting to Blackboard this morning. I have reopened the Atomic Spectra and Thermochemistry prelabs until 10 pm tonight. -- Andrew J. Pounds, Ph.D. (pounds_aj at mercer.edu) Professor of Chemistry and Computer Science Mercer University, Macon, GA 31207 (478) 301-5627 http://faculty.mercer.edu/pounds_aj