Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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CH4(g)+2O2(g) <--> CO2(g)+2H2O(g)
write the equilibrium expression
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- Solve question 5 for the equilibrium equation 2H3(g)->N2(g)+3H2(g) Consider the situation given.arrow_forwardPhosgene is a chemical warfare agent first used on soldiers in World War I. It is synthesized according to the following gas-phase equilibrium reaction: CO(g) + Cl, (g) = COCI,(g) Write the equilibrium expression K, for this reaction below. K. = If K. = 0.281 for this reaction, would the product or the reactant be favored at equilibrium? The reactants would be favored. Neither the product nor the reactants would be favored. The product would be favored.arrow_forward@quinnipiac.edu doesn't allow editing on a Mac. To learn more, contact your admin about your Office plan. 4. What is the correct equilibrium constant (K.) expression for the following reaction? Fe2O3(s) + 3H2(g) 2 2Fe(s) + 3H20(g)arrow_forward
- Keq from Equilibrium Composition, Variously Expressed. At some temperature, an equilibrium mixture, in a 1.00-L container, involving the chemical system PCI5(g) = PCI3(g) + Cl2(g) is found to contain 5.74x1020 molecules of PCI5, 0.00921 mol of PCI3, and 0.228 g of Cl2. Calculate the equilibrium constant (Keg expressed in terms of the molar concentrations) at this temperature. (No units required.)arrow_forwardGiven the following equation: NH4 (aq) + NO2 (aq) → N2(g) + 2H2O (1) AH = -122.4 kJ/mol How would decreasing the pressure effect the equilibrium? It would cause the equilibrium to shift to the right, favoring the products or the forward reaction. It would cause the equilibrium to shift to the left, favoring the reactants or the reverse reaction. It would not effect the equilibrium.arrow_forwardCalculate the mass of PCl5, that must be heated in a 1.0L flask at 250 oC in order to produce enough chlorine to give an equilibrium concentration,[Cl2]eq. of 0.20 mol/L? PCl5(g) <——> PCl3(g) + Cl2(g) Kc = 0.480arrow_forward
- Which of the following equilibrium expressions (K) represent the equilibrium reaction: 2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)arrow_forwardWrite the equilibrium 6H2O(g) + 6CO2(g) C6H12O6(s) + 6O2(g)arrow_forwardO KINETICS AND EQUILIBRIUM Calculating equilibrium composition from an equilibrium constant Suppose a 250. mL flask is filled with 1.8 mol of NO3 and 1.1 mol of NO2. The following reaction becomes possible: NO₂(g) + NO(g) + 2NO₂(g) The equilibrium constant K for this reaction is 0.707 at the temperature of the flask. Calculate the equilibrium molarity of NO3. Round your answer to two decimal places. M × S 1/5arrow_forward
- Which is the correct equilibrium expression for the following reaction? Assume <--> is the equilibrium arrow, even though it doesn't really look like it! 2 F2 (g) + Xe (g) <––> XeF4 (g)arrow_forwardWrite the equilibrium-constant expression for the reaction shown in terms of [SO2], [CO2], [CS2], and [O2]. 2SO2(g)+CO2(g)↽−−⇀CS2(g)+3O2(g) ?c, which is sometimes symbolized as ? or ?eq, denotes that the equilibrium constant is expressed using molar concentrations. For this question, ?c means the same thing as ? and ?eq.arrow_forward
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