Mixed aldol condensation of Benzaldehyde and acetone:
1. why was ethanol used?
2. why was the crude product in part A washed repeatedly?
3. why should part c be preformed in a fume hood?
4. why was the residual DCM boiled off in part C, prior to the filtration process
5. use the information presented in the pre-laboratory discussion to explain to the different color results that were obtained in the 2,4-dinitrophenylhydrazine classification test.