winter 07 exam 3

winter 07 exam 3 - CHEM 102 Winter 07 Exam 3 On the answer...

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On the answer sheet (scantron) write your Name, Student ID Number, and Recitation Section Number. Choose the best (most correct) answer for each question AND ENTER IT ON YOUR ANSWER SHEET. Potentially useful information: a c a b b x 2 4 2 ± = [ ] [] acid base pK pH a log + = 1. The _____ of a substance is defined as the maximum amount that dissolves in a given amount of solvent at a specified temperature. a. concentration b. solubility c. density d. molarity ANSWER: b 2. A solution with solute concentration less than the solubility is said to be ; _____ solute will dissolve in such a solution. a. unsaturated; more b. unsaturated; no more c. saturated; no more d. supersaturated; more ANSWER: a 3. Which pair of compounds below would not be miscible? a. H 2 O/CH 3 OH b. H 2 O/CH 3 CH 2 CH 2 CH 2 CH 3 c. (CH 3 ) 2 CO/CH 3 CO 2 CH 2 CH 3 d. CH 3 (CH 2 ) 10 CH 3 /CH 3 (CH 2 ) 6 CH 3 ANSWER: b 4. Which species below is a conjugate acid-base pair? a. HCN/H
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This note was uploaded on 05/13/2008 for the course CHEM 102 taught by Professor Multipleprofs during the Winter '08 term at Drexel.

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winter 07 exam 3 - CHEM 102 Winter 07 Exam 3 On the answer...

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