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Question

Write some important uses of oxygen.

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Solution

Some important uses of oxygen are as follows:
1. Oxygen is used up by living beings in respiration process. (1 Mark)
2. It is used for burning of fuels. (1 Mark)
3. In industry it is used for cutting, welding and melting metals. (1 Mark)
4. It is used in water treatment and chemical combustion. (1 Mark)


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