Write the equilibrium constant expression, Kc, for the following reaction: Please enter the compounds in the order given in the reaction. If either the numerator or denominator is 1, please enter 1 NH3(g) + HI(g) NH41(s) ?

-7 At a certain temperature, the equilibrium constant K for the following reaction is 2.25 × 10 ': H,(g) + L(g) =2 HI(g) Use this information to complete the following table. Suppose a 40. L reaction vessel is filled with 0.22 mol of HI. What can you say about the composition of the mixture in the vessel at equilibrium? There will be very little H2 and I2. x10 There will be very little HI. ? do O Neither of the above is true. 18 Ar What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. 0 K = 2 HI(g) H2(9)+I½(9) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. K = | 3 H,(9)+31,(9) 6 HI(g) Explanation Check © 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility

1. The diagrams below represent the following reversible chemical reaction: H2(g) + 12 (g) =2 HI (g) At 448 °C, the equilibrium constant, K, for this reaction is 51 Initial Conditions: Temperature = 448 °C Volume of the container = 2.0 L 0 = 1 mole H2 (g) = 1 mole I2 (g) 00 00 .. 00 00 •. What is the initial molar concentration of hydrogen. [H:]? What is the initial molar concentration of iodide, [I2]? M This system will reach equilibrium when rate of the forward reaction is equal to the rate of the reverse reaction. Write the equilibrium constant expression, Kc, for this reaction: Calculate the equilibrium concentrations for H;(g), I (g) and HI (g) H2(g}_ + l2 (g) 2 HI (g) [H2] [L2] [HI Initial Change Equilibrium +2x -X-

Equilibrium constant, Kc, for the following reaction is 8.08×10-3 at 1080 K.2SO3(g) 2SO2(g) + O2(g)Calculate the concentration of SO3 in the equilibrium mixture?When a sufficiently large sample of SO3(g) is introduced into an evacuated vessel at 1080 K, the equilibrium concentration of O2(g) is found to be 9.70×10-2 M.

O KINETICS AND EQUILIBRIUM Using the small x approximation to solve equilibrium problems A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 NO(g) + Cl,(g) 2 NOCI(g) K,=2. x 107 He fills a reaction vessel at this temperature with 8.0 atm of nitrogen monoxide gas and 9.7 atm of chlorine gas. Use this data to answer the guestions in the table below. O yes Can you predict the equilibrium pressure of NOCI, using only the tools available to you within ALEKS? O no If you said yes, then enter the equilibrium pressure of NOCI at right. Round your answer to 1 significant digit. atm II

Given the following reaction quotient: Note: This → will represent the equilibrium arrow in this program. Write out the expression for this reaction: Qc = [fill in blank [fill in blank C8H16 (1) + 12 O₂ (g) ↔ 8 CO₂ (g) + 8 H₂O (1) SUBMIT ]^fill in blank ]^fill in blank

Write the equilibrium constant expression, K, for the following reaction: Please enter the compounds in the order given in the reaction. If either the numerator or denominator is 1, please enter 1 NH3(g) + HCI(g) NH4CI(s) Ko

Write the equilibrium constant expression, K., for the following reaction: Please enter the compounds in the order given in the reaction. If either the numerator or denominator is 1, please enter 1 NH,I(3)ENH3(g) + HI(g) K =

Write the expression for the equilibrium constant K, for the following reaction. Enclose pressures in parentheses and do NOT write the chemical formula as a subscript. For example, enter (PNH, as (P NH3)?. If either the numerator or denominator is 1, please enter 1 2 Pb304(s) +→ 6 PbO(s) + O2(g) K =

Write the expression for the equilibrium constant K, for the following reaction. Enclose pressures in parentheses and do NOT write the chemical formula as a subscript. For example, enter (PNH; as (P NH3)². If either the numerator or denominator is 1, please enter 1 NH,I(s) NH3(g) + HI(g)