Observe the given figure. What is the purpose of this experiment? – McqOptions

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1.	Observe the given figure. What is the purpose of this experiment?
A.	To show that air has mass.
B.	To show that air has oxygen.
C.	To show that we can only feel air.
D.	To show that air is compressible.
Answer» B. To show that air has oxygen.

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