Neutralization/Ionization and Dissociation of Water, Strong, and Weak Acids
Acids
Bases
pH conversions/calculations
Comparing Water, Strong, and Weak Acids
100
What is produced when an acid and base react?
water and salt
100
What does an acid taste like?
Sour
100
Proton Acceptor
Bronsted-Lowrey Definition of a Base
100
What is the formula to calculate pOH? Write one of the two.
pOH=14-pH or pOH=-log[OH-]
100
The pH of water is...
7
200
HNO3 + NaOH --> ???
H20 + NaNO3
200
Proton donor
Bronsted-Lowry Definition of an Acid
200
Who's definition is this?
Base- increases the concentration of hydroxide ions.
Arrhenius
200
Calculate the pH of a solution with a hydrogen ion concentration of 1 x 10^-3 M.
pH=3
200
What is the pH range for a solution of a strong acid?
0-3
300
Strong acids ________ ionize in an aqueous solution, while weak acids don't __________ ionize.
completely
300
A chemical compound that increases the concentration of hydrogen ions and ionizes in aqueous solutions.
Who's definition is this?
Arrhenius
300
Bases when touched feel _____ and taste ____.
slippery, bitter
300
Calculate the hydrogen ion concentration of a solution with a pH of 5.5.
[H+]= 3.16 x 10^-6 M.
300
Strong acids are known ionize the most while
_______ _____ don't even ionize all the way.
Weak Acids
400
True or False only two out of every billion H2O molecules ionize.
True
400
What element is commonly found in front of an acid?
Hydrogen
400
True or False
Bases turn blue litmus paper red.
False
400
Given [H+]=4.1 x 10^-4 M, find the [OH-]
[OH-]=2.5 x 10^-11
400
Which type of acid requires a stronger base to achieve neutralization: a strong acid or a weak acid?
weak acid
500
A solution is neutral when there is equal concentrations of _________ ions and ___________.
Hydroxide, Hydronium
500
What is the name of the acid produced in the stomach that helps break down food?
Hydrochloric acid (or gastric acid)
500
What is the name and formula of the base that is commonly used to make soap?
The base is called sodium hydroxide, and its chemical formula is NaOH.
500
Calculate the pH of a solution made by dissolving 0.1 moles of hydrochloric acid in 1 liter of water.
pH=1
500
What is the key difference between a strong acid and a weak acid?
their degree of ionization or dissociation in water.
[H+] / [OH-]