review
What is a covalent bond?
Chemical bond that occurs when atoms share electrons
Who is the IWE?
Bao
What is the pH scale?
The scale that measures the acidity or basicity of a substance
What color do you want for titration?
This principle states that when a system at equilibrium is disturbed, it will shift to counteract the disturbance.
Le Chatelier’s Principle
What is the difference between endothermic and exothermic reactions
Endothermic absorbs heat, exothermic releases heat
Who has a pink Owala?
Lina
What is an acid?
A substance that donates a proton in a reaction
What is the point in a titration where the amount of acid equals the amount of base
Equivalence
What theory is used for acid-base equilibrium?
Bronsted-Lowry theory
What is entropy change?
The measure of disorder or randomness in a system
Who is the least blind out of us?
Wei
What is citric acid?
The acid found in citrus fruits, gives them their sour taste.
What is Titration used for?
To determine the concentration of an unknown acid or base
When the Ka value of an aid is high, its conjugate base is considered this strength.
weak
Keq includes these phases of reactants and products
Gases and aqueous solutions
What is Wei's favorite color?
Blue
Is water an acid or base?
It is neutral
What is an indicator?
An indicator reacts with an acid or base to show an equivalence point in a titration point.
The equilibrium constant expression for a weak acid dissociation is represented by this symbol
Ka
What does a negative ΔH indicate
It indicates that the reaction is exothermic
Who has been to Korea?
Gary
What is neutral?
A solution with a pH of exactly 7
What is the name of the solution with a known concentration in a titration?
titrant
A weak acid and its conjugate base form this type of solution, which resists pH changes
Buffer solution