1. Rank the following compounds in order of increasing pH (1 - lowest, to 5 - hi

Question

1. Rank the following compounds in order of increasing pH (1 - lowest, to 5 - highest) and label each compound as strong acid, weak acid, neutral, weak base or strong base.

Place the appropriate letter beside each label:

Rank Label benzoic acid 1 2 3 4 5 strong acid- weak acid - neutral- weak base -strong base fluoride ion 1 2 3 4 5 strong acid- weak acid - neutral- weak base -strong base calcium chloride 1 2 3 4 5 strong acid- weak acid - neutral- weak base -strong base potassium hydroxide 1 2 3 4 5 strong acid- weak acid - neutral- weak base -strong base sulfuric acid 1 2 3 4 5 strong acid weak acid neutral weak base strong base

Explanation / Answer

Rank

Label

benzoic acid

2

weak acid

fluoride ion

4

weak base

calcium chloride

3

neutral

potassium hydroxide

5

strong base

sulfuric acid

1

strong acid

Rank

Label

benzoic acid

2

weak acid

fluoride ion

4

weak base

calcium chloride

3

neutral

potassium hydroxide

5

strong base

sulfuric acid

1

strong acid

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