PS3 - CHEM 3A Problem Set 3(February 7 2008 A Rank the...

Info icon This preview shows pages 1–3. Sign up to view the full content.

CHEM 3A Problem Set 3 (February, 7 2008 ) A) Rank the following substances in order of increasing acidity: Acetone 2,4-hexanedione phenol acetic acid pK a = 19 pK a = 9 pK a = 10 pK a = 4.8 B) Calculate K a values from the following pK a values: a. acetone - pK a = 4.8 b. formic acid - pK a = 3.8 c. water - pK a = 16 C) Calculate pK a values from the following K
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

Image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: a values: a. acrylic acid – K a = 5.6 x 10-5 b. nitromethane - K a = 5 x 10-1 D) Draw an energy diagram for the following reactions: a. a one-step exothermic reaction b. a two-step endothermic reaction where the second step is faster than the first c. a reaction with a K eq = 1....
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    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.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    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.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    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.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern