Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN: 9781938168390
Author: Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher: OpenStax
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Textbook Question
Chapter 13, Problem 54E
Hydrogen is prepared commercially by the reaction of methane and water vapor at elevated temperatures.
What is the equilibrium constant for the reaction if a mixture at equilibrium contains gases with the following concentrations: CH4, 0.126 M ; H2O, 0.242 M ; CO, 0.126 M ; H2 1.15 M, at a temperature of 760 °C?
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Chapter 13 Solutions
Chemistry by OpenStax (2015-05-04)
Ch. 13 - What does it mean to describe a reaction as...Ch. 13 - When writing an equation, how is a reversible...Ch. 13 - If a reaction is reversible, when can it be said...Ch. 13 - Is a system at equilibrium if the rate constants...Ch. 13 - If the concentrations of products and reactants...Ch. 13 - Explain why there may be an infinite number of...Ch. 13 - Explain why an equilibrium between Br2(l) and...Ch. 13 - If you observe the following reaction at...Ch. 13 - Among the solubility rules previously discussed is...Ch. 13 - Among the solubility rules previously discussed is...
Ch. 13 - Benzene is one of the compounds used as octane...Ch. 13 - Show that the complete chemical equation, the...Ch. 13 - For a titration to be effective, the reaction must...Ch. 13 - For a precipitation reaction to be useful in a...Ch. 13 - Write the mathematical expression for the reaction...Ch. 13 - Write the mathematical expression for the reaction...Ch. 13 - The initial concentrations or pressures of...Ch. 13 - The initial concentrations or pressures of...Ch. 13 - The following reaction has KP=4.50105 at 720 K....Ch. 13 - Determine if the following system is at...Ch. 13 - Which of the systems described in Exercise 13.15...Ch. 13 - Which of the systems described in Exercise 13.16...Ch. 13 - For which of the reactions in Exercise 13.15 does...Ch. 13 - For which of the reactions in Exercise 13.16 does...Ch. 13 - Convert the values of KC to values of KP to the...Ch. 13 - Covert the values of Kc to the values of KP or the...Ch. 13 - What is the value of the equilibrium constant...Ch. 13 - Write the expression of the reaction quotient for...Ch. 13 - Write the reaction quotient expression for the...Ch. 13 - What is the approximate value of the equilibrium...Ch. 13 - The following equation represents a reversible...Ch. 13 - Explain how to recognize the conditions under...Ch. 13 - What property of a reaction can we use to predict...Ch. 13 - What would happen to the color of the solution in...Ch. 13 - The following reaction occurs when a burner on a...Ch. 13 - A necessary step in the manufacture of sulfuric...Ch. 13 - Suggest four ways in which the concentration of...Ch. 13 - Suggest four ways in which the concentration of...Ch. 13 - How will an increase in temperature affect each of...Ch. 13 - How will an increase in temperature affect each of...Ch. 13 - Water gas is a 1:1 mixture of carbon monoxide and...Ch. 13 - Nitrogen and oxygen react at high temperatures....Ch. 13 - Water gas, a mixture of H2 and CO, is an important...Ch. 13 - Pure iron metal can be produced by the reduction...Ch. 13 - Ammonia is a weak base that reacts with water...Ch. 13 - Acetic acid is a weak acid that reacts with water...Ch. 13 - Suggest two ways in which the equilibrium...Ch. 13 - How can the pressure of water vapor be increased...Ch. 13 - Additional solid silver sulfate, a slightly...Ch. 13 - The amino acid alanine has two isomers, -alanine...Ch. 13 - A reaction is represented by this equation:...Ch. 13 - A reaction is represented by this equation:...Ch. 13 - What is the value of the equilibrium constant at...Ch. 13 - Hydrogen is prepared commercially by the reaction...Ch. 13 - A 0.72-m01 sample of PCl5 is put into a 1.00-L...Ch. 13 - At 1 atm and 25 C, NO2 with an initial...Ch. 13 - Calculate the value of the equilibrium constant Kp...Ch. 13 - When heated, iodine vapor dissociates according to...Ch. 13 - A sample of ammonium chloride was heated in a...Ch. 13 - At a temperature of 60 C, the vapor pressure of...Ch. 13 - Complete the changes in concentrations (or...Ch. 13 - Complete the changes in concentrations (or...Ch. 13 - Why are there no changes specified for Ni in...Ch. 13 - Why are there no changes specified for NH4HS in...Ch. 13 - Analysis of the gases in a sealed reaction vessel...Ch. 13 - Calculate the number of moles of HI that are at...Ch. 13 - What is the pressure of BrCl in an equilibrium...Ch. 13 - What is the pressure of CO2 in a mixture at...Ch. 13 - Cobalt metal can be prepared by reducing cobalt...Ch. 13 - Carbon reacts with water vapor at elevated...Ch. 13 - Sodium sulfate 10-hydrate, Na2SO410H2O, dehydrates...Ch. 13 - Calcium Chloride 6-hydrate, CaCl26H2O, dehydrates...Ch. 13 - A student solved the following problem and found...Ch. 13 - A student solved the following problem and found...Ch. 13 - Assume that the change in concentration of N2O4 is...Ch. 13 - Assume that the change in concentration of COCI2...Ch. 13 - Assume that the change in pressure of H2S is small...Ch. 13 - What are all concentrations after a mixture that...Ch. 13 - What are the concentrations of PCl5, PCl3, and Cl2...Ch. 13 - Calculate the pressures of all species at...Ch. 13 - Calculate the equilibrium concentrations of NO,...Ch. 13 - Calculate the equilibrium concentrations that...Ch. 13 - One of the important reactions in the formation of...Ch. 13 - Calculate the pressures of NO, Cl2, and NOCI in an...Ch. 13 - Calculate the number of grams of HI that are at...Ch. 13 - Butane exists as two isomers, n -butane and...Ch. 13 - What is the minimum mass of CaCO3 required to...Ch. 13 - The equilibrium constant (Kc) for this reaction is...Ch. 13 - At 25 C and at 1 atm, the partial pressures in an...Ch. 13 - In a 3.0-L vessel, the following equilibrium...Ch. 13 - The equilibrium constant (Kc) for this reaction is...Ch. 13 - Antimony pentachloride decomposes according to...Ch. 13 - Consider the reaction between H2 and O2 at 1000...Ch. 13 - An equilibrium is established according to the...Ch. 13 - Consider the equilibrium...Ch. 13 - The binding of oxygen by hemoglobin (Hb), giving...Ch. 13 - The hydrolysis of the sugar sucrose to the sugars...Ch. 13 - The density of trifluoroacetic acid vapor was...Ch. 13 - Liquid N2o3 is dark blue at low temperatures, but...Ch. 13 - A 1.00-L vessel at 400 C contains the following...Ch. 13 - A 0.010 M solution of the weak acid HA has an...
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