All changes saved 24. A student hypothesizes that an increase in pressure wilI increase the amount of ammonia produced in the reversible reaction shown. N2(g) + 3H2(g) 2NH3(g) nitrogen hydrogen ammonia Which best explains how an increase in pressure increases the amount of ammonia present? O An increase in pressure favors the product with fewer particles. An increase in pressure would cause the forward reaction to be endothermic. O An increase in pressure tends to increase the temperature of the gases. An increase in pressure decreases the rate of reaction between gases. 25. How many elements are present in a binary compound? PREYIOUS 1-50 of 50 NEXT REVIEW DELL

All changes saved 24. A student hypothesizes that an increase in pressure wilI increase the amount of ammonia produced in the reversible reaction shown. N2(g) + 3H2(g) 2NH3(g) nitrogen hydrogen ammonia Which best explains how an increase in pressure increases the amount of ammonia present? O An increase in pressure favors the product with fewer particles. An increase in pressure would cause the forward reaction to be endothermic. O An increase in pressure tends to increase the temperature of the gases. An increase in pressure decreases the rate of reaction between gases. 25. How many elements are present in a binary compound? PREYIOUS 1-50 of 50 NEXT REVIEW DELL

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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Consider the reaction in the gas phase: N2 + O2 + Br2 double arrows 2 NOBr Decreasing the volume of the container will __________. shift the reaction to the left increase the moles of reactants decrease the moles of product shift the reaction to the right
Consider the reaction at equilibrium: + C, G) A Hiyn- 92.5 KJ What would increase the rate of the forward reaction? Adding more Cl2 O Heat O More than one of these answer choices will increase the rate of the forward reaction. O Adding more PCI3
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3. Assume that the following exothermic reaction is at equilibrium H 2(g) + I 2(g) = 2 HI(g) Tell whether the position of equilibrium will shift to the right or the left if we: Remove some HI Add some I2 Increase the pressure Increase the temperature Add a catalyst
Consider the following reversible reaction equation: 2502(g) + Oz(g) → 2503(g) Ka = 1.2 x 103 Complete the following sentences (a-e) by selecting the best choice from the dropdown menus. a) This is an example of a v equilibrium. b) At equilibrium, this system will contain mostly c) If more SO2 is added to this system at equilibrium, the reaction will shift towards the d) If oxygen gas is removed from this system at equilibrium, the reaction will shift towards the e) If the volume of this system at equilibrium is increased, the reaction will shift towards the
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4. What does a bi-directional arrow tell you about a chemical reaction? The reaction happens only once The reaction happens more than once The reaction is able to reverse O The reaction is at equilibrium
For the exothermic reaction 4 NH3(g) +7 02(g)- => 4 NO2(g) + 6 H20(g) which change will increase the quantity of NO2 in the mixture? O A. increasing temperature OB. decreasing container volume OC. adding Ne(g) O D. adding H20(g) O E. adding a catalyst