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WorksheetsCHAPTER 7 IONIC EQUILIBRIUM
Total questions: 10
Worksheet time: 7mins
According to Arrhenius, what is the definition of an ACID?
a substance that contains hydroxide and ionizes to produce OH-
a substance that contains hydrogen and ionizes to produce H+
a substance that contains hydrogen and ionizes to produce OH-
a substance that contains hydroxide and ionizes to produce H+
According to Bronsted-Lowry, what is the definition of an BASE?
a substance that donates a hydrogen (H+) ion
a substance that donates a hydroxide (OH-) ion
a substance that accepts a hydrogen (H+) ion
a substance that accepts a hydroxide (OH-) ion
Which of the following shows the CORRECT conjugate acid base pair?
HCI (acid) / H3O+ (conjugate base)
HCI (acid) / CI- (conjugate base)
HCI (base) / CI- (conjugate acid)
HCI (base) / H3O+ (conjugate acid)
If the [H3O+] of a solution is 6.8 x 10-8 M, the pH is
7.17
3.2 x 10-5
7.2
7.62
Calculate the pH of solution prepared by dissolving 5.9 x 10⁻⁵ moles of HCl in 1.0 L of pure water.
3.77
4.77
4.23
10.23
Calculate the pH of 5.0 x 10⁻⁴ M NaOH solution.
3.30
10.67
11.00
4.30
If the [H3O+] of a solution is 6.8 x 10-8 M, the pH is
7.17
3.2 x 10-5
7.2
7.62
