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WorksheetsConcentration and pH - CAHS Chem DL Week 4 Quiz
Total questions: 20
Worksheet time: 58mins
What does pH measure?
Concentration of H+
Concentration of OH-
The amount of liquid in the test tube.
How flammable the substance is.
Neutral solutions have a pH of
2
0
7
A neutral solution does not have a pH
An acid’s pH is between :
0 to 6
7
8-14
6-14
What is NOT true when acids and bases neutralize each other?
The concentration of H+ and OH- is the same
Salt Water is produced
[H+] = [OH-]
[H+] > [OH-]
The substance that does the dissolving is called the...
solution
solvent
saturation
solute
Sugar water is a/an...
solution
suspension
colloid
alloy
When the maximum amount of substance has been dissolved in the given volume, the solution is said to have reached the _________________ point.
solution
solvent
saturation
solute
If the pH of a solution is 5, the [H+] is
1.0 x 105 M
1.0 x 109 M
5.0 x 101 M
1.0 x 10-5 M
Which statement describes the concentration of hydrogen ions and hydroxide ions in pure water?
More hydrogen ions are present
More hydroxide ions are present
Equal amounts of both ions are present.
Water contains neither form of ion.
When the pH changes from 5 to 7, which of the following is true?
hydrogen ion concentration decreases by 10
hydrogen ion concentration decreases by 100
hydrogen ion concentration decreases by 2
hydrogen ion concentration decreases by 20
The pH of a solution is 2.0. What is the [H+] concentration?
1x10-12M
12 M
1x10-2M
2 M
Which expression represents the pH of a solution?
log[OH-]
log[H+]
-log[OH-]
-log[H+]
If [H+]=1.0 x 10-3 M, what is the pH of the solution?
1
-1
3
-3
