CHMA11 Practice Questions - Final-1

CHMA11 Practice Questions - Final-1 - Exam Name_ MULTIPLE...

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Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following does NOT favor increased solubility of calcium fluoride? A) decreasing the pH B) presence of "uncommon ions" such as Na + and Cl - C) formation of the complex ion CaF 4 2 - D) formation of the ion - pair CaF + E) cooling the solution 1) 2) All of the following will result in the production of a buffer EXCEPT A) mixing equal volumes of 0.10 M HC 2 H 3 O 2 (aq) and 0.050 M NaOH(aq). B) mixing equal volumes of 0.10 M NaC 2 H 3 O 2 (aq) and 0.10 M HC 2 H 3 O 2 (aq). C) mixing equal volumes of 0.10 M NaC 2 H 3 O 2 (aq) and 0.10 M HCl(aq). D) mixing equal volumes of 0.10 M NaC 2 H 3 O 2 (aq) and 0.050 M HCl(aq). 2) 3) In the cell Fe 2 + u Fe 3 + U Cu 2 + u Cu which will increase the cell voltage the most? A) Double [Cu 2 + ]. B) Double [Fe
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CHMA11 Practice Questions - Final-1 - Exam Name_ MULTIPLE...

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