Determining Equilibrium Concentrations and Constants Consider the following reaction: 2 NO(8)N2 (8)+0 (8) K,= 0.145 If...
333 241 Consider the following reaction: 22(g) +O (g) 2NO (g) A 5.00 L flask was filled with 0.500 atm N0(g) and 0.500 atm He(g) at 500.0 °C. At equilibrium, the pressure of O(g) is found to be 5.0 x10 atm. What is the value of K.?
Consider the following reaction: N2(g)+3H2(g)⇌2NH3(g) Complete the following table. Assume that all concentrations are equilibrium concentrations in M. T (K) [N2] [H2] [NH3] [Kc] 500 0.115 0.105 0.439 − 575 0.105 M − 0.128 M 9.6 775 0.130 M 0.145 M − 0.0584 Find Kc at 500 K. Find [H2] at 575 K. Find [NH3] at 775 K.
Lab Exercise #2: Equilibria Problems 1.2S02e) 22S03(e) at 1500 K: If the equilibrium concentrations are [SO2] = 0.424 [ 2. We place 10.0 moles of N20 into a 2.00 L flask at 300 K. At equilibrium 2.20 moles remain. O2]-0.212 [SO3] = 0.076, find the Kc Given the following reaction, what is the Kc and the concentrations of N2 and O2? 3. Indicate whether the reaction will proceed right or left, and which concentrations will decrease or increase: 2HI(g) 근...
Consider the equilibrium 4. N2(g) 02(g) Br2(g) 2NOBr (g) Calculate the equilibrium constant Kp for this reaction, give the following information (298.15 K) NO (g) +1/2Br2(g) NOBr(g) Ke 4.5 2 NO (g)N2(g) 02(g) Ke 3.0 x 102 5. For the BrCl decomposition reaction 2BrCl(g) Br2(g Cl2(g) Initially, the vessel is charged at 500 K with BrCl at a partial pressure of 0.500 atm. At equilibrium, the partial pressure of BrC is 0.040 atm. Calculate Kp value at 500K Consider the...
2. How is the equilibrium-constant expression (Kc) for the reaction: 2NO(a) = N2() + Ke=0.145; related to the following reaction? O2 (a) N2(a) + O2(a) = 2NO(a) K=.............. (b) 4NOQ = 2Nz () + 2O2(g) Kos......... (c) NO) 1/2 N2(0)+ 1/2O2(0) K3= +++ (d) 1/2 N2(a) + 1/2O2(a) = NO) Ke=.............. 3. Given Kc or ko for the following reactions, what is the value of Koor K? (a) l2(g) + Cl2(a) = 2ICIOX Kc = 2.0 x105 at 25°C (b)...
Use K and initial concentrations to calculate equilibrium concentrations. Consider the equilibrium system involving the decomposition of nitrogen monoxide. 2NO(g) N2(g) + O2(g) [N2] [02] K=— = 3.62x10-2 at 286 K [NO] A flask originally contains 0.239 M nitrogen monoxide. Calculate the equilibrium concentrations of the three gases. [NO] = [N2] = [02] =
Part B? Review | Constants Periodic Table H2NH3 Consider the following reaction: 2NH3(g) = N2(g) + 3H2(g) Submit Previous Answers Correct The equilibrium constant is equal to the concentrations of the products divided by the concentrations of the reactants. The concentrations of both the reactants and the products are raised to a power of the respective coefficient from the balanced chemical reaction. K.= [N] [H] [NH3] Part B What is the numerical value of Kc for the reaction if the...
Use K and initial concentrations to calculate equilibrium concentrations. Consider the equilibrium system involving the decomposition of iodine monobromide. 21Br(g) = [Bry] [12] Bry(g) +12(g) Ke -8.22x10-3 at 462 K [IBr] A flask originally contains 0.261 M iodine monobromide. Calculate the equilibrium concentrations of the three gases. [IBr] =( [Bry] = [12] = TEM M M
12. Calculate the equilibrium constant for the following reaction if the equilibrium concentrations of NH3, N2, and H, are 0.0100 M, 0.100 M, and 0.162 M, respectively. 2NH, (g) N2(g) + 3H2(8)
For the reaction N2(g) + 3H2(g) = 2NH3(g) what is the value of Ke at 500°C if the equilibrium concentrations are as follows: [H2] = 0.40 M, (N2) = 0.40 M, and (NH3) = 1.9 M Express the equilibrium constant to two significant figures. V AE OE ? Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Set up the equilibrium-constant expression for this reaction using the equilibrium concentrations. The product concentrations a the reactant concentrations are...