Chem 2 MIDTERM 2 Form A Fall 09

Chem 2 MIDTERM 2 Form A Fall 09 - Midterm 2 Exam Form A,...

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Midterm 2 Exam Form A, CHEM 002 Fall 2009. (Chapters 7, 8, 9 and 10) Name: _________________________ Date: ____________ Please be sure the chemical equation(s) given in the question(s) below are balanced before you attempt to answer the respective question(s). 1. If a chemical reaction is said to be endothermic, what is the relationship between the potential energy of the reactants and the products? a) The products will possess lower potential energy than the reactants. b) The reactants will possess higher potential energy than the products. c) The products will possess a higher potential energy than the reactants. d) The difference in the potential energy is the energy of activation. e) Not enough information given to answer question. 2. What is the pH of a 0.025 M ammonium chloride solution that is 1.15 % ionized? NH 4 Cl HCl + NH 3 a) 3.54 b) 2.54 c) 1.60 d) 3.48 e) 4.83 3. What is the pH of a solution containing 0.10 M HIO, 0.10 M HCl and 0.15 M H 2 SO 4 ? (For HIO: K
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This note was uploaded on 06/24/2010 for the course CHEM 002 taught by Professor Vidensik during the Spring '10 term at UC Merced.

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Chem 2 MIDTERM 2 Form A Fall 09 - Midterm 2 Exam Form A,...

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