100%(4)4 out of 4 people found this document helpful
This preview shows page 1 - 3 out of 7 pages.
Page 1 of 7 CHM 1250 EXAM 1 Name:_______________________________________Access ID_____________________ Circle Section #: 02 03 04 06 07 08 09 10 11 12 14 15 16 17 Part I: Recrystallization (18 points)1. List four desirable properties for a good recrystallization solvent. a. b. c. d. 2. At what point do you add charcoal during recrystallization?3. Draw the set-up for suction filtration and label each component.4. Describe HOWyou determined the identity of your unknown after recrystallization.
Subscribe to view the full document.
1.Calculate the wave number for the stretching vibration of a triple bond between carbon and nitrogen. (assume that you have all carbon-12 and all nitrogen-14).
As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.
Temple University Fox School of Business ‘17, Course Hero Intern
I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.
University of Pennsylvania ‘17, Course Hero Intern
The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.