Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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- Nitrogen and oxygen react to produce nitric oxide according to the following equation: N2 (g) + O2 (g) → 2 NO (g) The equilibrium constant for this reaction is 1.70 x 10-3. Suppose that 0.300 mol N2 and 0.980 mol O2 are mixed in a 5.00-L reaction vessel. What will be the concentrations of N2, O2, and NO when equilibrium is established? (Hint: assume that the amounts of N2 and O2 that react are small—less than 10% of the starting amounts—and check your assumption when you have solved the equation.)arrow_forwardSuppose a 500. mL flask is filled with 1.9 mol of O, and 1.8 mol of SO2. This reaction becomes possible: 2s0,(g) +0,(g) – 2so,(g) Complete the table below, so that it lists the initial molarity of each compound, the change in molarity of each compound due to the reaction, and the equilibrium molarity of each compound after the reaction has come to equilibrium. Use x to stand for the unknown change in the molarity of O,. You can leave out the M symbol for molarity. So, O2 initial 口 D. change equilibriumarrow_forwardAt a certain temperature, the equilibrium constant K for the following reaction is 5.36 x 10": H,(g) + Cl,(g) = 2 HCI(g) Use this information to complete the following table. Suppose a 33. L reaction vessel is filled with 0.63 mol of HCI. What can you say about the composition of the mixture in the vessel at equilibrium? O There will be very little H2 and Cl2. O There will be very little HCI. O Neither of the above is true. What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. K = ] 2 HCl(g) H,(9)+Cl,(9) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. K = ] 2 H,(9)+2Cl,(9) 4 HCl(g) Continue O 2022 McGraw Hill LLC. All Rights Reserve 43,203 FEB 18 9 PP SESSarrow_forward
- ||| = Using the general properties of equilibrium constants At a certain temperature, the equilibrium constant K for the following reaction is 193.: CO(g) + H₂O(g) - CO₂(g) + H₂(g) Use this information to complete the following table. Suppose a 23. L reaction vessel is filled with 1.2 mol of CO₂ and 1.2 mol of H₂. What can you say about the composition of the mixture in the vessel at equilibrium? What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. CO₂(g)+H₂(g) 2 CO(g) + H₂O(g) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. 2 CO(g)+2H₂O(g) - 2 CO₂(g) + 2H₂(g) Exmlanation Check Q Search O There will be very little CO and H₂O. O There will be very little CO₂ and H₂. O Neither of the above is true. K = 0 K = 0 X W Ⓒ2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Ce ? S HHarrow_forwardThe equilibrium constant, K, for the following reaction is 5.00x10-2 at 642 K. COCI2(g) : =CO(g) + Cl2(g) An equilibrium mixture of the three gases in a 5.49 L container at 642 K contains 0.288 M COCI2, 0.120 M CO and 0.120 M Cl2. What will be the concentrations of the three gases once equilibrium has been reestablished, if the volume of the container is increased to 11.9 L? [COCI2] = [CO] [Cl2] M ΣΣΣ Il||arrow_forwardPhosphorus pentachloride decomposes according to the chemical equation PCI, (g) = PCI, (g) + Cl, (g) K. 1.80 at 250 °C A 0.2950 mol sample of PCl, (g) is injected into an empty 4.75 L reaction vessel held at 250 °C. Calculate the concentrations of PCl, (g) and PCl, (g) at equilibrium. [PCl,] = M [PCI,] = Marrow_forward
- The equilibrium constant, Kc, for the following reaction is 0.0952 at 350. K. CH₁ (g) + CCl4 (g) 2CH₂Cl2 (g) Calculate the equilibrium concentrations of reactants and product when 0.205 moles of CH4 and 0.205 moles of CCL are introduced into a 1.00 L vessel at 350. K. [CH4] = | M [CC14] = [CH₂ Cl₂] = M Marrow_forwardThe equilibrium constant, Kp , for the following reaction is 1.04×10-2 at 548 K.NH4Cl(s) NH3(g) + HCl(g)If an equilibrium mixture of the three compounds in a 6.28 L container at 548 K contains 1.00 mol of NH4Cl(s) and 0.224 mol of NH3(g), the partial pressure of HCl(g) is atm.arrow_forwardO KINETICS AND EQUILIBRIUM Calculating equilibrium composition from an equilibrium constant Suppose a 250. mL flask is filled with 1.9 mol of Cl₂ and 0.10 mol of HCl. The following reaction becomes possible: H₂(g) + Cl₂(g) → 2HCl(g) The equilibrium constant K for this reaction is 0.856 at the temperature of the flask. Calculate the equilibrium molarity of HC1. Round your answer to two decimal places. M Xarrow_forward
- the equilibrium constant K for the following reaction is 6.35 x 10: 2 HCl(g) At a certain temperature, H₂(g) + Cl₂(g) Use this information to complete the following table. Suppose a 16. L reaction vessel is filled with 1.3 mol of H₂ and 1.3 mol of Cl₂. What can you say about the composition of the mixture in the vessel at equilibrium? What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. 2 HC1(g) H₂(g) + Cl₂(g) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. 3 H₂(g) + 3Cl₂(g) 6 HCl(g) There will be very little H₂ and Cl₂. There will be very little HCI. Neither of the above is true. K = 0 K = 0arrow_forwardPlease help me .....arrow_forwardThe equilibrium constant, Kp, for the following reaction is 1.04x102 at 548 K. NH4CI(S) NH3(9) + HCI(g) If an equilibrium mixture of the three compounds in a 5.40 L container at 548 K contains 2.83 mol of NH4Cl(s) and 0.186 mol of NH3(g), the partial pressure of HCI(g) is atm.arrow_forward
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