9. Indicate whether the following changes will increase, decrease, or have noeffect on the rate of reaction:a) increasing the temperatureb) increasing the number of reacting moleculesc) adding a catalyst10. Why does bread grow mold more quickly at room temperature than in therefrigerator?11. How does a catalyst affect the activation energy?12. For the decomposition reaction X → Y + Z, the reaction is first-order with re-spect to X, and the value of the specific rate constant is 0.0296 s-1. Calculate theinitial reaction rate when starting with the following concentrations of X.a. [X] = 0.410 Mb. [X] = 0.0223 M13. In the following reaction, what happens to the number of collisions whenmore Br2 molecules are added?(g)H.2(g)+ Br,2HBR,(),2(g)14. In the following reaction, what happens to the number of collisions when thetemperature of the reaction is decreased?Co +0,2(g)+ Co,(g)15. How would each of the following change the rate of the reaction shown here?2SO+ 2S0,3(g)2(g) + O219)a) adding some SO,b) increasing the temperature2(g)c) adding a catalystd) removing some16. How would each of the following change the rate of the reaction shown hereO2(g)+2H,0 )2NO + 2H9)t adding some NO,(g)2(g)2(g)(),b) decreasing the temperaturec) removing some H,d) adding a catalyst2(g)

The rate of the reaction depends on the concentration of the reactions , temperature and catalyst.

9. Indicate whether the following changes will increase, decrease, or have no effect on the rate of reaction: a) increasing the temperature b) increasing the number of reacting molecules c) adding a catalyst than in th

9. Indicate whether the following changes will increase, decrease, or have no effect on the rate of reaction: a) increasing the temperature b) increasing the number of reacting molecules c) adding a catalyst than in th

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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describe 3 ways to increase the rate of a chemical reaction.