20.Describe image
Answer:
The following graph gives information about compositions of air. The items include oxygen, nitrogen, and other gases. You can see from this graph that, in oxygen, the value is around 20 percent. You can see from this graph that, in other gases, the value is around one percent, which is lower. You can see from this graph that, in nitrogen, the value is around seventy-nine percent, which is the highest. You can also see from this graph that, in oxygen, the color is pink. And other gases include carbon dioxide, argon and water vapour. In conclusion, this graph is very informative.
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