Ch.14 - Chemical EquilibriumSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Chemical Equilibrium

See all sections
Sections
Chemical Equilibrium
ICE Chart
Le Chatelier's Principle
The Reaction Quotient
Additional Practice
Equilibrium Expressions

Solution: For the following chemical reactions:Original: 2 H2S (g)⇌ 2 H2 (g) + S2 (g)                   K  P = 2.4 X 10  −4 New : 2 H2 (g) + S2 (g) ⇌ 2 H2S (g)                       K  P’ = ????Solve for KP’ of the new chemical reaction and select the best description below. KP’                          Original Reaction                  New Reaction a. 4.2 X 103            Favors products                    Favors reactantsb. 4.2 X 103            Favors reactants                   Favors productsc. −2.4 X 10−4        Favors reactants                   Favors reactantsd. −2.4 X 10−4        Favors products                    Favors products  e. 2.4 X 10−4          Favors reactants                    Favors reactants

Problem

For the following chemical reactions:

Original: 2 H2S (g)⇌ 2 H2 (g) + S2 (g)                   K  P = 2.4 X 10  −4 

New : 2 H2 (g) + S2 (g) ⇌ 2 H2S (g)                       K  P’ = ????

Solve for KP’ of the new chemical reaction and select the best description below.

 

KP’                          Original Reaction                  New Reaction 

a. 4.2 X 103            Favors products                    Favors reactants

b. 4.2 X 103            Favors reactants                   Favors products

c. −2.4 X 10−4        Favors reactants                   Favors reactants

d. −2.4 X 10−4        Favors products                    Favors products  

e. 2.4 X 10−4          Favors reactants                    Favors reactants