Definitions and Expressions
Strength of Acids and Bases
pH and pOH
Miscellaneous
Miscellaneous 2
100
One of these represents a Bronsted-Lowry Acid:
ClO-, HF, CH3COO-, NaCl.
What is HF (Hydrofluoric acid)?
100
There is a weak base in this list:
Ca(OH)2, NaOH, Ba(OH)2, NH3, CsOH.
What is NH3?
100
Solution of pH = 2.8.
What is acidic?
100
NH4Cl in water would produce either a basic or acidic solution.
What is acidic?
100
H+ exists in solution as...
What is H3O+?
(Or H5O2+ or H9O4+)
200
Possesses the ability to act as an acid or a base.
What is amphoteric?
200
There is a strong acid in this list:
HNO2, HF, NH3, HClO, HClO4, HClO2, HSO4-.
What is HClO4?
200
pH + pOH
What is 14?
200
The conjugate acid of BrO3-.
What is HBrO3?
200
The conjugate base of HCOOH.
What is HCOO-?
300
The expression of the autoionization of water.
What is kw = [H+][OH-]?
300
The strongest acid in this list is:
HF, HCl, HBr, HI.
What is HI?
300
pH equals (in terms of [H+])...
What is -log([H+])?
300
A strong acid is an acid with a Ka value greater than...
What is 1?
300
kw in respect to ka and kb of an acid/base.
kw = ka x kb
400
An electron pair donor.
What is a Lewis Base?
400
The strongest acid in this list is:
HClO, HBrO, HClO2, HBrO2, HClO3, HBrO3, HClO4, HBrO4.
What is HClO4?
400
0.30M CH3COOH (ka = 1.8 x 10-5) in water gives an acidic pH value of...
What is 2.64?
400
The number of ka values that H3PO4 has.
What is 3?
400
Set up the generic acid dissociation equation to solve for [H+].
What is [H+] = ka[HA]/[A-]?
500
Assign the following molecules as Bronsted/Lewis Acid/Base:
1. BF3
2. HCOOH
3. NH3
1. What is Lewis Acid?
2. What is Bronsted/Lewis Acid?
3. What is Bronsted/Lewis Base?
500
Order the following bases in order of increasing strength.
Cl-, Sr(OH)2, NH3, NO2-, ClO-.
What is Cl-, NO2-, ClO-, NH3, Sr(OH)2?
500
The pH and pOH of 0.50 M HCl and 0.45 M NaOH in a solution is...
What is pH = 1.30 and pOH = 12.70?
500
The strongest conjugate acid from the following list:
NH3, HSO4-, H2O, H2PO4-, NO2-.
What is HSO4-?
500
The number given as a result of log(5.67 x 102).
What is 2.736?