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Chemistry
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ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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The value of Kc for the reaction below is 6.91 at 427 K.
2NO2 (g)N2 O4 (g)
Determine the reaction quotient for a mixture of the two gases in which [NO2] = 0.0413 M and [N2O4] = 0.00392 M.
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- Consider the reaction: N₂O4 (9) — 2NO2 (9) Write the equilibrium constant for this reaction in terms of the equilibrium constants, K₁ and K2, for the reactions below: N₂(g) +202 (g) = N₂O4 (9) K₁ 1/2N₂(g) + O2(g) — NO2(g) K₂ For answers with both a subscript and a superscript, enter the subscript first. For example, enter Kif the first equilibrium constant should be squared. K=arrow_forwardThe value of KC for the thermal decomposition of hydrogen sulfide, shown below, is 2.2 × 10-4 at 1400 K. A sample of gas in which [H2S] = 5.96 M is heated to 1400 K in a sealed vessel. After chemical equilibrium has been achieved, what is the value of [H2S]? Assume no H2 or S2 was present in the original sample.arrow_forwardMethane and hydrogen sulfide react to form carbon disulfide and hydrogen, like this: CH (g)+2H,S(g) - Cs,(g)+4H, (g) Suppose a mixture of CH, H,S, CS, and H, has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. dh perturbation change in composition shift in equilibrium to the right The pressure of CH, will O to the left Some CS, is removed. The pressure of H,S will O (none) O to the right The pressure of CH, will O to the left Some H,S is added. The pressure of CS, will O (none) |Privacy Accessibility Check Explanation O 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use Cip 60wa ORAshed plerofarrow_forward
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- At 1000 K, Kp for the reaction given below is equal to 3.42: 2 SO2(g) + O2(g) ⇌ 2 SO3(g) In a reaction mixture at 1000 K, it was determined that there was 0.20 mol of SO2, 0.30 mol of O2 and 0.55 mol of SO3, with a total pressure of 1.5 x 105 Pa. What is the value of Qp for the system? a. 0.0568 b. 17.6 c. 5.68 x 103 d. 1.76 x 10-4 e. 11.7arrow_forwardFor the equilibrium reaction. 2IBr (g) I2 (g) + Br2 (g) Kc=.0085. If .025 M of IBr is introduced to an empty flask and allowed to reach equilibrium, calculate the final concentrations of all components. Consider the decomposition reaction at 555 K 4POCl3 (g) P4 (g) + 2O2 (g) + 6Cl2 (g) If .450 atm of POCl3 is introduced to an otherwise empty flask and the reaction is allowed to reach equilibrium, the final total pressure is .850 atm. Find Kp and Kc.arrow_forwardConsider the equilibrium system described by the chemical reactionbelow. Calculate the value of Qc for the initial set reaction conditions in3.00 L container:8.65 g C2H4, 11.2 g O2, and 5.68 g CH3CHO. 2 C2H4(g) + O2(g) = 2 CH3CHO(g)arrow_forward
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