Chemical Kinetics
Equili-brium
Thermo chemistry
The Gas Phase
FUN
100
What is the rate law equation for a first order reaction
R = k [A]
100
what state(s) of matter are excluded when finding equilibrium constant
Solids (s) and liquids (l)
100
What is Hess's law equation
∆H°rxn = ∆H°products - ∆H°reactants
100
What is an ideal Gas
gas whose molecules occupy negligible space and whose collisions are perfectly elastic.
Gases behave ideally under reasonably ↑ temperatures and ↓ pressures
100
Cute animal picture
200
What is the Gibbs Free Energy Equation
∆G = Ea − Ea rev
200
What is Le Chateliers Principle
If a stress is applied to a system, the system shifts to relieve that applied stress
200
What is 37oC in K
98.6
200
What is the Ideal Gas Law equation
P V = n R T
200
Chem Fun fact
The only letter not appearing on the periodic table is J.
300
What is Hydrolysis
Using water to break the bonds in a molecule
300
When does ∆G = 0
at equilibrium
300
What is the Gibbs Free Energy Equation
∆G = ∆H - T ∆S
300
What does diatomic mean, and what molecules are included as Diatomic Gases
H2 , N2 , O2 , F2 , Cl2 , Br2 , and I2
Mnemonic: “Have No Fear Of Ice Cold Beer”
300
Ava And Brynn
Our Birthdays are exactly 8 months or 35 weeks or 245 calendar days apart!
400
Is a neg ∆G endergonic or exergonic? Is it spontaneous or nonspontaneous
exergonic and spontaneous
400
Which direction does a reaction occur if
Q > Keq
reverse
400
What is the Gibbs Free energy from equilibrium constant Keq
∆G°rxn = - RT ln (Keq)
400
The Kinetic Molecular theory says that with decreases molar mass, diffusion/effusion will occur
a) faster
b)slower
FASTER
400
Chem Joke
What emotional disorder does a gas chromatograph suffer from?
Separation anxiety.
500
how does an increase of temperature affect the rate constant
increases rate constant
500
What is the Keq equation for the formula
aA + bB cC + dD
Keq = [C]c [D]d/ [A]a [B]b
500
What is the equation for standard entropy of a reaction
∆S°rxn = ∆S°f,products - ∆S°f,reactants
500
1 atm = how many mmHg?
760 mmHg
500
Regular fun fact
The oldest living land animal is a tortoise named Jonathan, who turned 193 years old in 2025.
He was born in 1832 and has lived on the island of St. Helena in the Atlantic Ocean since 1882.