Exam 1

1.  Of the topics we have discussed up to now in this chemistry course, which one do you feel is the most valuable and/or the most important to you personally, and why? (Can be more than one). 

2.  What do you believe are the main differences between “old” science (before 200 years ago) and “modern” science? How is “modern” science important to you, as you are living now, and in your future profession? 

3. Explain in your own words which do you think are the most important rules for safety in the chemistry laboratory, and why they are important

4. Explain in your own words, (A) the concept of the chemical “mole,” (B) the concept of “stoichiometry,” and (C) the concept of the “limiting reactant,” and what is the importance of each of these concepts in modern science