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WATER (WEEK TWO)
Submitted by Uchelegit on Fri, 15/05/2020 - 4:52pm
LESSON TOPIC TWO: WATER
Learning objectives
In this topic, you will learn about:
- Sources and types(soft and hard) of water
- Water pollution
- Uses of water
- Procedure for labouratory preparation of water (distilled water)
WATER
Water is an oxide of hydrogen. It is very important to living things, for without water; there can be no life here on earth. It is the most abundant substance in plants and animals tissue as well the world around us. It accounts for about 70% in human body and is higher in many growing plants. Over 80% of the earth surface is covered with water.
Water is a covalent compound that exhibits hydrogen bonds between its molecules. Water is formed when hydrogen, H2 is burnt in oxygen, O2.....
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Subject:
Chemistry
