Strong Acids and Bases
The formula for hydrobromic acid
HBr
The pH of basic solutions
above 7
How to strong acids and bases react with H2O?
Dissociate 100% ; ionize completely
An unknown solution containing a strong acid has a pOH of 11.4. Calculate its pH.
pH= 2.6
The formula for lithium hydroxide
LiOH
The pH of an HCl solution with a concentration of 1 x 10-6 M.
pH = 6
How do weak acids and bases interact with water.
partially dissociate
The pOH of a 0.025 M HNO3 solution.
pOH= 12.4
HClO4
An acid with a pH of 2 is _________ stronger than a pH of 4.
100 times
The net ionic equation formed when a strong acid reacts with a strong base in water.
H⁺ + OH⁻ → H₂O
How many moles of OH- are present in a 250 mL solution of Ca(OH)2 with a molarity of 0.480?
0.240 mol OH-
The name of CsOH is ...
cesium hydroxide
The ____________ the pOH, the stronger the base.
lower
A _________ is a solution that resists changes in pH.
buffer
The H+ concentration in a solution with a pH of 3.27. Give your answer in scientific notation INCLUDING the units.
5.37 x 10-4 M
Give the CHARGES AND QUANTITIES of the ions formed when each of the following substances dissociates in water:
Ba(OH)2 & HNO3
Ba- (1) OH- (2)
H+ (1) NO3- (1)
The approximate pH of a solution when a strong acid and a strong base react is ...
pH = ~ 7
A solution formed by the reaction between HC₂H₃O₂ and NaOH will be __________ and have a pH __________ than 7.
basic ; greater
What is the pH of a 0.020 M Ba(OH)₂ solution? Is it acidic or basic?
pH = 12.6 ; basic