Question

A fas of volume 500 ml at temperature47°celcius with pressure 720mm what will the volume of the gas occupie at 27°celcius and 700 mm pressure​

Answer 1

Answer:

Solution

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Correct option is

C

186.25 mm

Given: P

1

=745 mm Hg

V

1

=250 ml

V

2

=200 ml

∴ By Boyle's law as the temperature is constant.

P

2

=

V

2

P

1

V

1

=

200

745×250

=931.25 mm Hg

Additional pressure required =931.25−745=186.25 mm

Hence, the correct answer is option C.