CHEM 102 Midterm: CHEM 102 Drexel CHEM 102 MAKEUP Exam WINTER 09 10 with answer key
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On the answer sheet (scantron) write your name, student id number, and recitation section. Choose the best (most correct) answer for each question and enter it on your. 4 ca ph pk a log+ base acid. Page 1 of 5: a buffer solution is 0. 500 m in acetic acid and 0. 500 m in sodium acetate. Page 2 of 5: the ksp expression for silver phosphate, ag3po4, is, [ag+] [po4, [ag+] [po4, [ag+]3. 3-]: the solubility of manganese(ii) hydroxide (mn(oh)2) is 2. 2 10-5 m. what is the ksp of. 2c2h2 (g) + 5o2 (g) 4co2 (g) + 2h2o (l) S (c2h2) = 200. 8 j/k, s (o2) = 205. 0 j/k, s (co2) = 213. 6 j/k, s (h2o) = 69. 91 j/k. Page 4 of 5: a reaction is exothermic and has a negative value of s . 127. 07: -75. 2 kj, -55. 7 kj, +32. 5 kj, +55. 7 kj, +75. 2 kj, a certain reaction has h rxn = +177. 8 kj, and s rxn = +160. 5 j/k.
