A reaction that can occur in both the forward and reverse directions.
What is Reversible Reaction.
100
Write equilibrium constant expressions for this equilibria:
N2O4(g)---> 2NO(2)(g)
g = unknown
What is K = [NO2]2
_____
[N(2)O(4)
100
The principle developed from 1888 French chemist Henri-Louis Le Chatelier, that is used to control equilibria to make reactions.
What is Le Chatelier's Principle.
100
Equilibrium is a state of ______ balance.
What is Dynamic Balance.
100
Name for the expression mol/L.
What is Mole(s).
200
A state in which the forward and reverse reactions balance each other because they take place at equal rates.
What is Chemical Equilibrium.
200
Write the equilibrium constant expressions for these equilibria:
CO(g) + 3H(2)g = CH(4)g + H(2)O(g)
g = unknown
What is K = [CH(4)][H(2)O]
------------------
[CO][H(2)]3
200
Can cause a change in both a Equilibrium's position and constant.
What is Changes in Temperature.
200
You can calculate the molar solubility of an ionic compound by using the ______ product constant expression.
What is Solubility.
200
(K) stands for ______.
What is Equilibrium Constant.
300
The numerical value of the ratio of product concentrations to reactant concentrations, with each concentration raised to the power corresponding to its coefficient in the balanced equation.
What is Equilibrium Constant.
300
Write the equilibrium constant expression for this heterogeneous equilibria:
C(10)H(8)s = C(10)H(8)g
What is K = [C(10)H(8)g]
300
Changes in what THREE factors can cause a difference in the amount of product formed in a reaction.
What is Concentration, Volume, and Temperature.
300
You can write the equilibrium constant expression for an equilibrium system using the law of ______ equilibrium.
What is Chemical equilibrium.
300
The TWO types of equilibrium that both start with the letter H.
What is Heterogeneous and Homogeneous.
400
States that at a given temperature, a chemical system may reach a state in which a particular ratio of reactant and product concentrations has a constant value.
What is Law of Chemical Equilibrium.
400
Write the Equilibrium Constant expression for this heterogeneous equilibria:
H(2)O(l) = H(2)O(g)
What is K= [H(2)O(g)]
400
Used to explain that if a stress is applied to a system at equilibrium, the system shifts in the direction that relieves the stress.
What is Le Chatelier's Principle.
400
A stress is any ___ in the system at equilibrium.
What is Change.
400
Name of the ONLY principle mentioned in this chapter.
What is Le Chatelier's Principle.
500
When the reactants and products of a reaction are present in more than one physical state.
What is Heterogeneous Equilibrium.
500
Write the equilibrium expression for this heterogeneous equilibria:
CaCO(3)s = CaCO(s) + CO(2)g
What is K = [CO(2)g]
500
What TWO directions can you shift while using the Le Chatelier's Principle?
What is left and right.
500
Leads an equilibrium to where the forward and reverse reactions takes place at equal rates.