III. DIRECTION: From the given table of pH values below. Identify whether the substance is acidic
or basic. Write your answer in the third column.
Nature of Sample
Substances/Compounds
Gastric juice
Lemon juice
Blood
Rainwater (unpolluted)
Fresh egg white
Seawater
Milk
Urine
Household bleach
Drain cleaner
pH values
1.6-1.8
2.1-2.3
7.35-7.45
5.6
7.6-8.0
8.4
6.3-6.6
5.5-7.0
12.8
13.0​