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Viscosity

Oxygen is sli...

Question

Oxygen is slightly _ than air hence it is collected by the _ displacement of water.

A

lighter, upward

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B

heavier, downward

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C

heavier, upward

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D

lighter, downward

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Solution

The correct option is B
heavier, downward

Oxygen is slightly heavier than air hence it is collected by the downward displacement of water.

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