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Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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
Transcribed Image Text:Question 12
At 1 atm and 25 °C, NO2 with an initial
concentration of 1.00 M is 0.0033%
decomposed into NO and O₂. Calculate
the value of the equilibrium constant for
the reaction:
2NO₂ (g) 2NO(g) + O₂(g)
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- 15.0 g of glucose reacts with oxygen in a 15.0 L container. At 250°C the system reaches equilibrium. At equilibrium it is determined that there are 5.25 mol of oxygen, 1.84 mol of carbon dioxide and 5.66 mol of steam. Calculate the value of the the equilibrium constant Kc. C6H12O6(s) + 602(g) = 6 CO2(g) + 6H2O(g) O9.64 x 10-5 O5.35 x 10 6 9- O1.87 x 105 O 0.0164 60.9arrow_forwardAmmonia is produced by the Haber process, in which nitrogen and hydrogen are reacted directly using an iron/iron oxide catalyst. For the reaction: N₂(g) + 3H₂(g) → 2NH3(g) AH -92.22 kJ/mol At 300 °C the equilibrium constant for the reaction is 4.34 x 10-³. a) Is this reaction endothermic or exothermic? b) What effect would the following changes have on the equilibrium position. Write forward, reverse or no change: • Add some more nitrogen gas • Increase the volume of the reaction vessel • Decrease the temperature • Remove some hydrogen gasarrow_forwardConsider the following reversible reaction at equilibrium: C6H12O6(aq) + 6 O2(g) 6 CO2(g) + 6 H2O(l). Given that this reaction is exothermic, if heat is added to the equilibrium system, how is the stress relieved?arrow_forward
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