The reversible chemical reaction A+B⇌C+DA+B⇌C+D has the following equilibrium constant: Kc=[C][D][A][B]=3.0 1. Initially, only A and B are present, each at 2.00 M. What is the final concentration of A once equilibrium is reached? Express your answer to two significant figures and include the appropriate units. 2. What is the final concentration of DD at equilibrium if the initial concentrations are A= 1.00 M and B= 2.00 M ?

A mixture of 0.10 mole NO, 0.050 mole H₂, and 0.10 mole H₂O is placed in a 2.0 L vessel. The following equilibrium is established: + 2 H₂ (g) = N2(g) + 2 H₂O (g) 2 NO At equilibrium [NO] = 0.030 M. The initial concentration of N₂ was not mentioned so you must assume [N₂] = 0. Calculate the equilibrium concentrations (in M) of: More Information X H₂ (g) XN₂ (g) X H₂O (g) Question Answer Your answer -.020 is Your answer .035 is in Your answer .170 is i Tol: 0.0001 Tol: 0.001 Tol: 0.001

A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 CH₂(g) C₂H₂(g) + 3H₂(g) K₁=3. × 10 P -6 He fills a reaction vessel at this temperature with 6.0 atm of methane gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of C₂H₂, using only the tools available to you within ALEKS? If you said yes, then enter the equilibrium pressure of C₂H₂ at right. Round your answer to 1 significant digit. 0 yes no atm x10 X Ś

Consider the equilibrium reaction below: N₂(g) + O₂(g) 2 NO(g) Create an equilibrium constant, K, expression for the above reaction using the drag and drop tools: K= [N₂][0₂] [N₂]+[0₂] [NO]² [N]²[O]² [NO] 2[NO]

A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: N₂(g) + 2H₂O(g) → 2NO(g) + 2 H₂(g) K₂ = 7. × 10-⁹ He fills a reaction vessel at this temperature with 9.0 atm of nitrogen gas and 3.2 atm of water vapor. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of H₂, using only the tools yes available to you within ALEKS? O no If you said yes, then enter the equilibrium pressure of H₂ at right. Round your answer to 1 significant digit. 0 atm ☐ X

5. The reaction: 2NO₂(g) + 7H₂(g) = 2NH3(g) + 4H₂O(g) was allowed to reach equilibrium at 455 K. Analysis showed that there was 34.6 g of NO2, 53.2 g of H₂, 52.6 g of NH3 and 87.4 g H₂O present in a 2.65 L vessel once equilibrium was achieved. a. Determine the equilibrium concentration for both reactants. b. Determine the equilibrium concentration for both products. C. Write the Kc expression. d. Solve for the Kc. e. Solve for the Kp at the same temperature.

give handwritten

The equilibrium expression for the the reaction:H2(g) + I2(g) <--> 2HI(g) would be: Given the reaction: A + B <--> C + DThe concentrations at equilibrium are [A] = 1 M, [B] = 1 M, [C] = 2 M, and [D] = 2 M. What is the value of the equilibrium constant (K)?

Consider the equilibrium system described by the chemical reaction below, which has a value of Kc equal to 1.2 x 104 at a certain temperature. If a solid sample of NH.SH decomposes, what will the equilibrium concentration of NH3 be? NH:SH(s) = NH3(g) + H2S(g) 1 2 3 NEXT > Based on the given values, set up ICE table in order to determine the unknown. NH.SH(s) NH:(g) H2S(g) Initial (M) Change (M) Equilibrium (M) RESET 1.2 x 104 +x +2x -2x 1.2 x 104 + x 1.2 x 104 - x 1.2 x 104 + 2x 1.2 x 104- 2x

Consider the following reaction: SO₂Cl2 (g) SO₂ (g) + Cl₂ (g) A reaction mixture is made containing an initial [SO₂Cl₂] of 2.4×10-2 M. At equilibrium, [Cl₂] = 1.3×10-² M. Part A Calculate the value of the equilibrium constant (Kc). Express your answer to two significant figures.