Question

A gas thermometer is used to measure the temperature of furnace and indicates the ice and steam point as 27mmHg and 90 mmHg respectively. At what temperature will it record 55 mmHg.

Answer 1

Answer:

ans

Explanation:

P

1

=70KPa,P

2

=?

T

1

=273K,T

2

=373K

T=

P

tr

P

1

×273.16

⇒273=

P

tr

70×10

3

×273.16

⇒P

tr

=

273

70×273.16×10

3

T

2

=

P

tr

P

2

×273.16

⇒373=

70×273.16×10

3

P

2

×273

⇒P

2

=

273

373×70×10

3

=95.6K Pa