Chemistry
Answer
The difference between water and air are given below;
| Water | Air |
|---|---|
| Water is a compound. | Air is a mixture. |
| Water is made up of hydrogen and oxygen in a fixed proportion by mass. | Air contains oxygen, nitrogen, carbon dioxide and water vapour, but they are not in a fixed proportion. Their amount varies from place to place. |
| The properties of water are completely different from those of its elements. | Air retains the properties of its component gases. |
| Water is represented by a molecular formula H2O. | Air cannot be represented by any formula. |
Related Questions
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State: Four differences between compounds and mixtures.
(a) Define 'mixture'.
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- loading
- sedimentation
- decantation
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