a) Equimolar amounts of H, and CO are mixed. Using data from Table A-V calculate the equilibrium mole fraction of formaldehyde, HCHO(g), at 25 °C as a function of the total pressure; evaluate this mole fraction for a total pressure of 1 atm and for 10 atm.

a) Equimolar amounts of H, and CO are mixed. Using data from Table A-V calculate the equilibrium mole fraction of formaldehyde, HCHO(g), at 25 °C as a function of the total pressure; evaluate this mole fraction for a total pressure of 1 atm and for 10 atm.

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter17: Equilibrium

Section: Chapter Questions

Problem 48A

See similar textbooks

Related questions

Q: For the reaction A(l) =A(g), the equilibrium constant is 0.333 at 25.0 ◦C and 0.666 at 75.0 ◦C.…

Q: For the reaction bellow, find the mole fractions of all spices. If KP=0.1 A 2B + C

Q: Molecular bromine is 24% at 1600 K and 1.00 bar in the equilibrium: Br2 (g) ⇆ 2Br (g) Calculate…

A: The equilibrium reaction given is, => Br2 (g) ⇆ 2 Br (g) Given : % of molecular bromine = 24 % at…

Q: I know the enthalpy of a reaction is 23kJ/mol. Initially, the reaction is taking place at 273 K.…

Q: at equilibrium, the system CO2 + H2 = CO + H2O has this volume composition 22% CO2, 17% CO, 41% H2…

A: The equilibrium reaction taking place is given as, => CO2 (g) + H2 (g) --------> CO (g) + H2O…

Q: A mixture of isobutylene ((CH3)2CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial…

Q: A four-phase equilibrium is not usually possible-Justify the statement.

Q: Write the mathematical expression for the reaction quotient, Qc, for each of the following…

A: a.

Q: Consider the attached equation and the Kc Values for the following reaction at 298K. Write the…

Q: c A four-phase equilibrium is not usually possible-Justify the statement.

Q: Derive an expression to obtain a relation for chemical equilibrium in terms of the properties of the…

Q: In the gas-phase reaction A + B ⇋ C + 2 D, it was found that, when 2.00 mol A, 1.00 mol B, and 3.00…

A: A + B⇌ C + 2Dt=0 2mol 1mol 0 3molt=eqn 2-x 1-x 0+x…

Q: The equilibrium constant for the gas-phase isomerization of borneol, C10H17OH, to isoborneol at 503…

A: Given: Equilibrium constant, K for isomerization of borneol and isoborneol at 503 K =0.106 At…

Q: The equilibrium constant for the gas-phase isomerization of borneol (C10H17OH) to its isomer…

Q: Expectation: investigate the qualitative and quantitative nature of chemical systems at equilibrium,…

A: To find: pH of 0.350 M of lithium citrate

Q: Consider the equilibrium system described by the chemical reaction below. Calculate the value of Qc…

Q: Equilibrium constant of borneol isomerization (C10H17OH) to isoborneol, in the gas phase at a…

A: By applying ICE table we can figure out moles at equilibrium of borneol and isoborneol thereafter…

Q: The production of 1,3-butadiene can be carried out by the dehydrogenation of n-butane: C 4H 10 (g) →…

A: The reaction taking place is given as, => K = 0.30 Given:…

Q: The equilibria were studied in the gas phase at high temperatures (Petroleum Chemistry, 2001, 41,…

A: This question is based on the equilibrium partial pressure condition of 1-butene and isobutene or…

Q: A mixture of isobutylene ((CH:)2CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial…

A: The equilibrium constant for a gaseous phase reaction is expressed in terms of the ratio of the…

Q: how can the homogeneous equilibrium be attained by determining the equilibrium constant? explain in…

A: So, first we start from defining equilibrium state. The state of chemical reaction when thr…

Q: Pentene (C5H10) reacts with ethanoic acid to form pentyl ethanoate, the equilibrium CH3CO2H +…

A: Equilibrium constant of a chemical reaction is the value of its reaction quotient at chemical…

Q: Calculate equilibrium pressures of all species in an equilibrium mixture that results from the…

A: The equilibrium constant can be written as the ratio of concentration of products to the…

Q: How do you predict the extent of a chemical reaction and write corresponding equilibrium-law…

Q: Explain the Criterion for chemical equilibrium for a fixed mass at a specified temperature and…

A: A reaction condition or reaction state in which the concentration of the reactants and that of…

Q: A mixture of isobutylene (CH3)CCH2,0.400 bar partial pressure and HCl , 0.600 bar partial pressure…

Q: Molecular bromine is 24 per cent dissociated at 1600 K and 1.00 bar in the equilibrium Br2(g) = 2…

Q: At 2300 K, the equilibrium constant for the formation of NO (g), is K = 1.7 x 10-3 . N2 (g) + O2…

Q: Consider the equilibrium system described by the chemical reaction below. Calculate the value of Qc…

Q: Write a DIMENSIONLESS equation for the equilibrium constant K of this reaction. Assume the mixture…

A: (i) N2O4 (g) ⇔2NO2 (g) K = [NO2]2[N2O4]

Q: For a homogeneous reaction involving ideal gases, equilibrium constants at 27 °C are K, -9.98 x 1027…

A: Internal energy is the energy associated with the random, disordered motion of molecules.

Q: Consider the gas phase system below at a high temperature. The form of the expression fo the…

A: Given, the gas phase system in equilibrium reaction is 4NH3 + 5O2 <==> 4NO + 6H2O

Q: For a chemical reaction that has a ∆Go value of +24 kJ/mol, what value must Q have for this system…

A: GIVEN: To Find: Value of Q must have for this system to be at equilibrium? Calculation:As we know…

Q: For the two following cases, calculate the composition and partial pressures of a system in which…

Q: One reaction has a standard Gibbs energy of -200 kJ/mol and another has a standard Gibbs energy of…

A: Given information is as follows: The Standard Gibbs free energy ∆G1° = -200 kJ/mol The Standard…

Q: (a) In the Nernst equation, what is the numerical valueof the reaction quotient, Q, under standard…

A: (a) In the Nernst equation, the numerical valueof the reaction quotient, Q, under standard…

Q: Consider the equilibrium system described by the chemical reaction below. A 1.00 L reaction vessel…

Q: Determine the equilibrium constant for the system N2O4 2NO2 at 25C given the equilibrium…

A: Given:- Equilibrium Reaction N2O4 ↔ 2NO2 [N2O4] = 4.27 X 10-2 M [NO2] = 1.41 X 10-2 M To find: -…

Q: O. For the following equilibrium in an enclosed system, how many degrees of freedom are there?…

Q: device for relating the effect of the least number of independent variables such as temperature…

Q: Write the mathematical expression for the reaction quotient, Qc , for each of the following…

A: • Reaction Quotient ⇒ In equilibrium reaction quotient Qc measure the relative amount of product…

Q: A mixture of isobutylene ((CH3)CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial…

A: Kp=Kc (RT)∆n Kp= 3.45 T= 500K R= 8.314 J K-1 mol-1 ∆n = 2-1 =1

Q: A mixture of isobutylene ((CH.).CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial…

A: Solution The constant of a reaction is that the price of its reaction quotient at chemical reaction,…

Question

TABLE A-V (H2) Gf= 0 kJ/mol (CO) Gf= -137.15 kJ/mol (HCHO) Gf= -113 kJ/mol

a) Equimolar amounts of H, and CO are mixed. Using data from Table A-V calculate the
equilibrium mole fraction of formaldehyde, HCHO(g), at 25 °C as a function of the total
pressure; evaluate this mole fraction for a total pressure of 1 atm and for 10 atm.
b) If one mole of HCHO(g) is placed in a vessel, calculate the degree of dissociation into H2(g)
and CO(g) at 25 °C for a total pressure of 1 atm and 10 atm.
c) Calculate K, at 10 atm and K, for the synthesis of HCHO.

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

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Describe a nonchemical system that is not in equilibrium, and explain why equilibrium has not been achieved.
Calculate the percentage change in Kx for the reaction CH3OH(g) + NOCl(g) ⇋ HCl(g) + CH3NO2(g) when the total pressure is increased from 1.0 bar to 2.0 bar at constant temperature.
A mixture of isobutylene ((CH:)2CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial pressure) is heated at 500.0 K. The equilibrium constant K for the gas-phase thermal decomposition of tert-butyl chloride ((CH:)3CCI) is 3.45 at 500.0 K. (CH:):CCI(g) = (CH:)»CCH:(g) + HCI(g) Based on your ICE table, set up the expression for K for the decomposition of (CH:)»CCI. (CH:):CCI(g) = (CH:).CCH2(g) + HCI(g) 1 Do not combine or simplify terms. K 3.45
In the gas phase reaction 2 A(g) + B(g) 3 C (g) + 2 D (g), it was found that when 1.00 mol A, 2.00 mol B and 1.00 mol D were mixed and allowed to come to equilibrium at 25°C, the resulting mixture contained 0.9 mol C at a total pressure of 1.00 bar. Calculate the mole fractions of each species , Kx is , Kp is and A GO is
In the gas phase reaction 2 A(g) + B(g) = 3 C (g) + 2 D (g) it was found that when 1.00 mol A, 2.00 mol B and 1.00 mol D were mixed and allowed to come to equilibrium at 25oC, the resulting mixture contained 0.9 mol C at a total pressure of 1.00 bar. Calculate (a) the mole fractions of each species, (b) KX, (c) KP and (d) △Go . Answer: [0.087 (A); 0.370 (B); 0.196 (C); 0.348 (D); 0.326; 0.325; 2.76 kJ]
A mixture of isobutylene ((CH3)2CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial pressure) is heated at 500.0 K. The equilibrium constant K for the gas-phase thermal decomposition of tert-butyl chloride ((CH3)3CCI) is 3.45 at 500.0 K. (CH3);CCI(g) = (CH3),CCH2(g) + HCI(g) Based on your ICE table, set up the expression for K for the decomposition of (CH3);CCI. (CH3);CCI(g) = (CH3)2CCH2(g) + HCI(g) 1 Do not combine or simplify terms. K = 3.45 5 RESET (P(CH);CCH;) (P(CH,);CCH,)? (PHCI) (Рнс) (P(CH,),cCi) (P(CH,),CCI)? 2(Рнс) 2(P(CH3),CCH;) 2(P(CH,),CCI) 2(P(CH,),CCI)? 2(Рнс)? 2(P(CH3),C=CH,)?
A mixture consisting of 1.000 mol H2O(g) and 1.000 mol CO(g) is placed ina reaction vessel of volume 10.00 L at 800. K. At equilibrium, 0.665 mol CO2(g) is present as a result of the reaction CO (g) + H2O (g)⇋ CO2(g)+H2(g). What is the value of Kp at 800 K?
The dissociation of NH.CI (s) = NH, (g) + HCI (g) at 0.41 bar has a chemical equilibrium, K, of 2.6 x 10. a) Give the expression of K in terms of degree of dissociation, a. ( b) Calculate the value of a
At high temperature, HCl and O2 react to give Cl2 gas: 4HClg) + O2(g) ⇌ 2 Cl2 (g) + 2H2O(g) If HCl at 2.30 bar and O2 at 1.00 bar react at 750K, the equilibrium pressure of Cl2 is measured to be 0.93 bar. Determine the value of Keq at 750 K. Use a systematic approach to include setting up an ICE table, constructing equilibrium constant expression and show calculation involved.
A mixture of isobutylene ((CH3)2CCH2, 0.400 bar partial pressure) and HCI (0.600 bar partial pressure) is heated at 500.0 K. The equilibrium constant K for the gas- phase thermal decomposition of tert- butyl chloride ((CH3);CCI) is 3.45 at 500.0 K. (CH3);CCI(g) = (CH3)2CCH2(g) + HCI(g) 1 3 Calculate the value of Kc 4 6. C 7 8 9 +/- х 100
Given that H2(9) reacts with I2(s) according to the chemical equation H2(g) + I2(s) = 2 HI(g) Kp = 8.6 bar and that at equilibrium the total pressure in the reaction vessel is 4.5 bar, calculate PHI and PH2 at equilibrium. Neglect the vapor pressure of I2(s).
A sealed container was filled with 0.300 mol H2(g), 0.400 mol I2(g), and 0.200 mol HI(g) at 870 K and total pressure 1.00 bar. Calculate the amounts of the components in the mixture at equilibrium given that K = 870 for the reaction H2(g) + I2(g) ⇋ 2 HI(g).