213t1sample

213t1sample - Name February 13, 2002 Dr. Miertschin I....

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Name February 13, 2002 Dr. Miertschin Chemistry 213 - Test #1 I. Multiple Choice. Choose the best answer, then carefully transfer answer to ScanTron. (3 pts. each) 1. For the reaction A + 2 B xv C + D, the reaction order is _____________ with respect to A. (A) zero order (B) first order (C) second order (D) impossible to predict without experimental data 2. Which of the following statements is true about the rate constant, k , for a particular reaction? (A) The units of k are always M s . (B) It can be determined from the balanced equation. -1 -1 (C) The half-life of a reaction depends on k . (D) A change in temperature will not affect k . 2 3. Doubling the concentration of NO will while keeping the concentration of Br constant will _____________. (A) not change the rate (B) double the rate (C) decrease the rate by half (D) quadruple the rate 2 4. If the rate of reaction for Br at a particular instant is 1.0 M/s, the rate of production for NOBr would be _______ M/s. (A) 1.0 (B) 2.0 (C) 0.5 (D) cannot determine 5. The reaction has an overall order of (A) zero (B) one (C) two (D) three 6. For a particular reaction a plot of ln[A] vs. time was NOT linear. What conclusion can be made? (A) The reaction is first order. (B) The reaction is second order. (C) The reaction is not first order. (D) The reaction is not second order. 7. A catalyst affects a reaction by _____________________.
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This note was uploaded on 04/26/2008 for the course CHEM 213 taught by Professor Miertschin during the Spring '08 term at Winona.

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213t1sample - Name February 13, 2002 Dr. Miertschin I....

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