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Chem2Exam1005 - K 2 4 2X 2NOBr(g 2N0(g Br(g CA 1 0.013 4...

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Unformatted text preview: K 2 4 2X 2NOBr (g) 2N0 (g) + Br; (g). CA 1. 0.013 4 ‘73 ’97 ilfxlo XL)!” 4. 0.99 Al. \,2 ,2» The reaction below is exothermic: f’ fr zso2 (g)+02 (g) q 2so3 (g) L Ha?» Le Chatelier’s Principle predicts that will result in an increase in the number of moles of 803 (g) in the reaction container. (Qt; increasing the pressure 2. decreasing the pressure 3. increasing the temperature 4. removing some oxygen For the endothermic reaction “(at CaC03 (s) .7 Ca0(s)+ €02 (g) Le Chatelier’s Principle predicts that will result in an increase in the number of moles of C02. 9. increasing the temperature 2. decreasing the temperature 3. increasing the pressure 4. removing some of the CaC03 (s) The effect ofa catalyst on an equilibrium is to 1. increase the rate of the forward reaction only 2. increase the equilibrium constant so that products are favored 3. slow the reverse reaction only ...
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