What does b represent in the van der Waals equation?
A
The volume of the container
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B
The volume of the container not filled by the gas
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C
The volume of the gas overall
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D
The volume of the gas molecules
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E
The number of moles of gas
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Solution
The correct option is C The volume of the container not filled by the gas (B) : the b represents the volume of the container not filled by the gas in the Van der Waals equation. b=NAb′ , is the volume excluded by a mole of particles,