Question

Numericals based on Charles' law
1. Convert the following:
() 37 K to C (ii) 273 K toc
(1) -27°C to K (iv) 27°C to K
2. 20 ml. of hydrogen gas at -13°C is heated to
117 C at constant pressure. Find the new volume
of hydrogen
Ans 30 ml)
3. At what temperature in degree centigrade will the
volume of a gas, which is originally at 0°C
double itself, pressure remaining constant.
Ans. 2730
4. Calculate the volume (in cm) of air expelled
from a vessel containing 0-4 litres of it at
250 K. when it is heated to 27°C at the same
pressure.
(Ans. 0 cm
5. What will be the volume of a gas when
3 litres of it is cooled down from 27°C to -73°C
at constant pressure.
(Ans. 2-0 litres
6. To what temperature must a gas at 300 K be
cooled down in order to reduce its volume to
1/3rd of its original volume, pressure remaining
constant
Ans. 100 K
7. Prove that the volume of a gas at 273°C is twice
its volume at 273 K. at constant pressure.
8. A gas occupies 3 litres at 0C. What volume
will it occupy at -2010. pressure remaining
constant
Ans 27​

Answer 1

Answer:

27

Explanation:

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