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Chemical Equilibrium

Reactions

For which of the following reactions does Kc equal Kp? a. C2H4(g)+H2(g) (equilibrium sign) C2H6(g) b. H2(g)+l2(s) (equilibrium sign) 2Hl(g) c. 2S(s)+3O2(g) (equilibrium sign) 2SO3(g) d. SO2(g)+NO2(g) (equilibrium sign) SO3(g)+NO(g) e. both answers b and d

Equilibrium constant reaction

The equilibrium constant for a gas phase reaction is measured at two temperatures. At 100 degrees Celsius, the equilibrium constant is 36. At 200 degrees Celsius, the equilibrium constant is 147. Which of the following statements is correct for this equilibrium? a. the reaction is first order b. the reaction is endother

Equilibrium

The value of the equilibrium constant for the following reaction is 345. A+2B(equilibrium sign)3C+D What is the value of the equilibrium constant for the following reaction? 2A+4B(equilibrium sign)6C+2D K=?

Equilibrium Pressure in a System

Hydrogen iodide can decompose into hydrogen and iodide gases. Kp for the reaction is 0.016. If 0.350 atm of Hl(g) is sealed in a flask, what would be the total pressure of the system when equilibrium is established? a. 0.258atm b. 0.279atm c. 0.350atm d. 0.385atm e. 0.412atm

Equilibrium pressure and constant

At 25 degrees Celsius, the decomposition of dinitrogen tetraoxide has an equilibrium constant(Kp) of 0.144. If the equilibrium pressure of nitrogen dioxide is 0.298 atm, what is the pressure of dinitrogen tetraoxide? a. 2.07atm b. 0.162atm c. 0.617atm d. 0.0128atm

Calculating the equilibrium constant.

At 100 degrees celsius, the molarities of dinitrogen tetraoxide and nitrogen dioxide are as follows: [N204]=0.037mol/L and [NO2]=0.12mol/L What is the value of the equilibrium constant Kp?

Equilibrium Constants

a) Determine the value for the equilibrium constant if there are present at equilibrium 5.0mol of Nitrogen, 7.0 mol Oxygen, and 0.10 mol NO2 in a 1.5 L vessel. N2 + O2 --> 2NO2 b) Determine the value for the equilibrium constant for the reaction A+ B --> 2C, if 1.0 mol A, 1.4 mol B, and 0.50 mol C are places in a 1.0 L ves