Interpretation:
The amount of
Concept introduction:
Equilibrium constant
Consider the reaction where the reactant A is giving product B.
On rearranging,
Where,
Equilibrium constant
The partial pressure of an ideal gas in a gaseous mixture is related to the mole fraction of the gas by the given equation.
Where,
Answer to Problem 14.128QP
The amount of
Explanation of Solution
Given,
Volume of the flask
To find the mole fractions of
Partial pressure is related to mole fraction by the equation given below.
Hence,
Mole fractions of
Mole fractions of
To find the molar mass of dry air
The molar mass of the dry air will be the sum of the products of the molar mass of the constituent gas with its molecular weight.
To find the number of moles of
Hence,
To find the equilibrium composition
The equilibrium composition was expressed by the table format.
Equilibrium constant
Hence,
On rearranging we get a quadratic equation.
On solving the quadratic equation the value of x obtained.
On solving we get two values for x, the logical value for x is taken.
To find the mass of
The product of number of moles and molecular weight will the amount of substance.
The equilibrium composition of the dry air was found. The partial pressure of a gas is proportional to number of moles of the gas. By substituting number of moles of each constituent in the expression for
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Chapter 14 Solutions
General Chemistry - Standalone book (MindTap Course List)
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