A 50mL sample of gas is collected over w...

A 50mL sample of gas is collected over water. What will be the effect on the calculated molar mass of the gas if the effect of the water vapour is ignored?
It will be:

A

high because of the mass of water in the collection flask.

B

high because of omitting the vapour pressure of the water in the calculation.

C

low because of the mass of water in the collection flask.

D

low because of omitting the vapour pressure of the warter in the calculation.

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Verified by Experts

The correct Answer is:

A

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