When the following reactions come to equilibrium, does the equilibrium mixture contain mostly reactants or mostly products? (a) N2(g) + O2(g) =2 NO(g); K. = 1.5 × 10¬10 (b) 2 HBr(g) = H¿(g) + Br2(g); K. %3D = 5.8

When the following reactions come to equilibrium, does the equilibrium mixture contain mostly reactants or mostly products? (a) N2(g) + O2(g) =2 NO(g); K. = 1.5 × 10¬10 (b) 2 HBr(g) = H¿(g) + Br2(g); K. %3D = 5.8

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 2CO: Explain that equilibrium is dynamic, and that at equilibrium the forward and backward reaction rates...

See similar textbooks

Related questions

Q: Consider the following reaction where Kc = 77.5 at 600 K. CO(g) + Cl2(g) COCl2(g) A reaction…

A: Solution : Kc is the equilibrium constant which represents the ratio of the concentration of…

Q: Write the equilibrium-constant expression for the evaporation of water,H2O(l) ⇌ H2O(g), in terms of…

A: Equilibrium constant at constant pressure is used to express the relationship between product…

Q: For the reaction: H2+L>H at 425 C, K= 54.8. Are the following mixtures of H2, L, and HI at 425 C at…

Q: Consider the following equilibrium system at 661K. cociz(9) co(9) + Clz(9) If an equilibrium mixture…

Q: The equilibrium constant (K) for the reaction 2HCl(g) H₂(g) + Cl₂(g) is 4.17 x 10-34 at 25°C. What…

A: Dear student , since you have posted multiple questions we are allowed to solve only first…

Q: Write the equilibrium constant expression in terms of partial pressure, Kp, for the equation:…

Q: Write the expression for K, for the following reactions. In each case indicate whether the reaction…

A: Depending upon extent of completion, reactions are of two types 1. irreversible reactions : In these…

Q: The system, 2AB2(g) - A2(g) + 2B2(g) could conme to equilibrium at 500 K. The equilibrium constant…

Q: Consider the following reaction where K. = 7.00x10 at 673 K. NH,I(s)NH3(g) + HI(g) A reaction…

A: The reaction is given as: NH4I (s) ⇌ NH3 (g) + HI (g) Given: [NH4I] = 5.61×10-2…

Q: 9. For the following reaction, Kp = 4.48 x 10³. H2 (g) + l2 (g) 2 HI (g) What are the equilibrium…

A: Kp is the equilibrium constant when partial pressures of the gases are given.

Q: 6. Methanol is manufactured by reacting carbon monoxide with hydrogen gas. CO(g) + 2H₂ (g) → CH3OH…

Q: Phosphorous pentachloride decomposes according to the reaction PCI, (g) = PCI, (g) + Cl, (g) A 14.7…

A: mass of PCl5 = 14.7 gmmolar mass of PCl5 = 208.24 gm/molmoles of PCl5 = (14.7 gm / 208.24 gm/mol) =…

Q: Suppose a 250. mL flask is filled with 1.1 mol of H,0, 1.3 mol of CO and 0.90 mol of H,. This…

A: The reaction given is Given : moles of H2O taken = 1.1 mol Moles of CO taken = 1.3 mol Moles of H2…

Q: Consider the following reaction where K. = 34.5 at 1150 K. 2502(g) + 02(g)=2503(g) A reaction…

Q: Phosphorous pentachloride decomposes according to the reaction PCI, (g) = PCI,(g) + Cl,(g) A 10.1 g…

A: Given PCl5 (g) <----> PCl3(g) + Cl2(g) Initial Amount of PCl5 = 10.1 g

Q: 5. At 1476 K, the equilibrium constant for the reaction CO(g) + O2(g) 2 CO2(g) is given by K, = =…

A: Using the equation for chemical equilibrium, in terms of pressure and concentration, the required…

Q: A chemical reaction has an equilibrium constant Kc of 0.0089. What will be true about the system…

A: We know that, Kc is the ratio of concentration if product to the reactant, and know as equilibrium…

Q: The following diagram represents an equilibrium mixtureproduced for a reaction of the type A + X⇌…

Q: Consider the following reaction where K. =1.80×10² at 698 K. 2HI(g)=H;(9) + I(g) Areaction mixture…

A: The reaction quotient , Qc = [H2].[I2][HI]2 Qc = 2.98 x 10-2…

Q: The equilibrium constant, Kc, for the reaction N2O4 (g) = 2NO2 (g) is 4.6 x 10-3 If the equilibrium…

Q: What units should be used when expressing concentrations or partial pressures in the equilibrium…

A: During calculation of equilibrium concentration of reaction, Kc the concentration units like mol/L…

Q: The equilibrium constant, Ke, for the reaction N2O4(g) = 2NO2(g) is 5.0 x 10-3. If the equilibrium…

A: Equilibrium constant (Kc)- For hypothetical reaction, equilibrium constant (Kc) is equals to ratio…

Q: For the reaction NO(g) + ½O2(g) NO2(g) at 750°C, the equilibrium constant Kc equals:

A: In this question, we will determine the Equilibrium constant ( Kc ) for this given Reaction. How we…

Q: The equilibrium constant, K., for the following reaction is 9.52x102 at 350 K. CH4 (g) + CCI4 (g) 2…

Q: A sample of a benzene derivative called aniline, C6H7N, has an initial concentration of 0.100 mol/L.…

A: We have to predict the equilibrium concentration of OH- in solution.

Q: Consider the following reaction where K. 10.5 at 350 K. O OG 2CH,Cl2(g) CH(g) + CC4(g) A reaction…

Q: Consider the equilibrium4NO2(g) + 6H2 O(g) ⇌ 4NH3(g) + 7O2(g)(a) What is the expression for the…

A: A reaction system approaches equilibrium when there is a change in concentrations (or) pressure of…

Q: Consider the following reaction where K. = 1.80×102 at 698 K. 2HI(g) H2(g) + I2(g) A reaction…

A: The ratio of the products of the molar concentration of gaseous products to that of the product of…

Q: Given the reaction 2A (g) = B (g) + C(g) and the fact that Kc = 3.5 at a certain temperature. You…

Q: CH,OH) 3 O2 (9) 2 CO2 (2) + 2 H,OM + At 350 K, once the system reached the equilibrium, in which…

A: A question based on equilibrium concept that is to be accomplished.

Q: Consider the following reaction where K. = 1.80×10 at 698 K. 2HI(g) H2(g)+ I2(g) A reaction mixture…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: At 700 K, the reaction 2SO ₂(g) + O₂ (g) ⇌ 2SO₃ (g) has the equilibrium constant Kc = 4.3 x 10⁶, and…

Q: The following reaction is at equilibrium in a closed 4L vessel: N2(g) + 3H2(g) == 2NH3(g) What will…

A: For the reaction N2(g) +3H2(g) it gives 2NH3(g) in a vessel,after the addition of equal number of…

Q: Consider the following reaction where Ke = 1.80×10-2 at 698 K. 2HI(g) H2(g) + I2(g) A reaction…

A: Given reaction: 2HI(g) ⇌ H2(g) + I2(g) Given, Kc = 1.80 × 10-2 The moles of HI present = 0.277 moles…

Q: Consider the following reaction where K. = 7.00×10$ at 673 K. NH,I(s)NH3(g) + HI(g) A reaction…

A: Equilibrium constant is equal to the ratio of concentration of product to concentration of reactant…

Q: The system, 2AB2(g) A2(g) + 2B2(g) could come to equilibrium at 390 K. The equilibrium constant Kp…

A: Equilibrium constant is the ratio of concentration of product and reactant at equilibrium keeping…

Q: Suppose a 250. mL flask is filled with 1.6 mol of CH, 1.8 mol of H,0 and 0.70 mol of CO. This…

A: Given, Volume of flask =250 mL=250×10-3Lmole of CH4=1.6 molmole of H2O=1.8 molmol of CO=0.70 mol…

Q: While ethanol (CH3CH2OH) is produced naturally by fermentation, e.g. in beer- and wine-making,…

A: Given: volume of flask = 500 mL Pressure of ethylene gas= 4.6 atm Pressure of water vapour= 4.2 atm…

Q: At 1285 °C, the equilibrium constant for the reactionBr2(g) ⇌ 2 Br(g) is Kc = 1.04 x 10-3. A 0.200-L…

A: Since the mass of Br2 in equilibrium = 0.245 g And we know molar mass of Br2 = 160 g/mol hence moles…

Q: Consider the following reaction and its equilibrium constant: 12(8) + Br2(g) = 2 IBr(g) Kc = 1.1 x…

Q: Consider the following reaction where K. = 1.80×10 2 at 698 K. 2HI(g) H2(g) + I2(g) A reaction…

Q: The equilibrium constant for the reaction NH3(g) + HCI(g) 2 NH,Cl(s) at 340°C is K = 4.0. (a) If the…

Q: Methanol, CH3OH, is manufactured industrially by the reaction CO(g) + 2H2 (g) = CH3OH(g) A gaseous…

Q: Consider the following reaction and its equilibrium constant: SO2(g) + NO2(g) = SO3(g) + NO(g) Kc…

Q: If the exothermic reaction 2H2(g)+O2(g)→2H2O(g) has reached equilibrium, what is the effect of…

Q: Consider the following reaction where K. = 5.10x10 at 548 K. NH,CI(s) NH3(g) + HC1(g) A reaction…

A: Reaction quotient: It is the ratio of concentration of product to the reactant raised to the power…

Q: At what temperature will an equilibrium mixture of 1 atm total pressure contain twice as much NO2 as…

A: Given: N2O4(g)↔2NO2(g) From the table of enthalpy and entropy- Hof(N2O4)=9.7 kJ/molHof(NO2)=33.18…

Q: 5. The equilibrium constant expression of a gas reaction is [CS2] [H2]* [CH4] [H2S]? K. = Write the…

A: The solution is as follows

Q: Consider the following equilibrium system at 661 K. coci, (9) Co(9) + Clz(9) If an equilibrium…

A: K is the ratio of product of concentration of products raised to their stoichiometric coefficient…

Question

100%

2. When the following reactions come to equilibrium, does
the equilibrium mixture contain mostly reactants or mostly
products?
(a) N½(g) + O2(g) =
2 NO(g); K. = 1.5 × 10-10
(b) 2 HBr(g)
H,(g) + Br,(g); K,
5.8

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Write an equation for an equilibrium system that would lead to the following expressions (ac) for K. (a) K=(Pco)2 (PH2)5(PC2H6)(PH2O)2 (b) K=(PNH3)4 (PO2)5(PNO)4 (PH2O)6 (c) K=[ ClO3 ]2 [ Mn2+ ]2(Pcl2)[ MNO4 ]2 [ H+ ]4 ; liquid water is a product
For the reactionH2(g)+I2(g)2HI(g), consider two possibilities: (a) you mix 0.5 mole of each reactant. allow the system to come to equilibrium, and then add another mole of H2 and allow the system to reach equilibrium again. or (b) you mix 1.5 moles of H2 and 0.5 mole of I2 and allow the system to reach equilibrium. Will the final equilibrium mixture be different for the two procedures? Explain.
Explain that equilibrium is dynamic, and that at equilibrium the forward and backward reaction rates are equal.
Write a chemical equation for an equilibrium system that would lead to the following expressions (ad) for K. (a) K=(PH2S)2 (PO2)3(PSO2)2 (PH2O)2 (b) K=(PF2)1/2 (PI2)1/2PIF (c) K=[ Cl ]2(Pcl2)[ Br ]2 (d) K=(PNO)2 (PH2O)4 [ Cu2+ ]3[ NO3 ]2 [ H+ ]8
How does equilibrium represent the balancing of opposing processes? Give an example of an “equilibrium” encountered in everyday life, showing how the processes involved oppose each other.
7-40 Is there any change in conditions that change the equilibrium constant, K, of a given reaction?
During an experiment with the Haber process, a researcher put 1 mol N2 and 1 mol H2 into a reaction vessel to observe the equilibrium formation of ammonia, NH3. N2(g)+3H2(g)2NH3(g) When these reactants come to equilibrium, assume that x mol H2 react. How many moles of ammonia form?
The decomposition of PCl5(g) to form PCl3(g) and Cl2(g) has Kc = 33.3 at a high temperature. If the initial concentration of PCl5 is 0.1000 M, what are the equilibrium concentrations of the reactants and products?
Based on the diagrams, chemical reaction, and reaction conditions depicted in Problem 9-83, which of the diagrams represents the equilibrium mixture if the numerical value of the equilibrium constant is 9.0?
. What does it mean to say that a state of chemical or physical equilibrium is dynamic?