हिंदी

A Gas Cylinder Having a Capacity of 20 Litres Contains a Gas at 100 Atmos. How Many Flasks of 200 Cm3 Capacity Can Be Filled from It at 1 Atmos. Pressure If the Temperature Remains Constant ?

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प्रश्न

A gas cylinder having a capacity of 20 litres contains a gas at 100 atmos. How many flasks of 200 cm3 capacity can be filled from it at 1 atmos. pressure if the temperature remains constant?

योग
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उत्तर

V1 = 20 lits. = 20000 cc

V2 = ?

P1 = 100 atm

P2 = 1 atm

At constant temperature

P1V1 = P2V2

`"V"_2 = ("P"_1"V"_1)/"P"_2 = (100 xx 20000)/1 = 2000000` cc

∴ Number of flasks of capacity 200 cc

n × 200 = 2000000

n = `2000000/200 = 10000` flasks

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Fundamental Laws of Gases - Pressure and Volume Relationship or Bolye's Law
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अध्याय 7: Study of Gas Laws - Additional Questions

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विराफ जे दलाल Simplified ICSE Chemistry [English] Class 9
अध्याय 7 Study of Gas Laws
Additional Questions | Q 5

संबंधित प्रश्न

State the law which is represented by the following graph:


Give reasons for the following:

It is necessary to specify the pressure and temperature of gas while stating its volume.


Choose the correct answer:

If the pressure is doubled for a fixed mass of a gas, its volume will become


At constant temperature, the effect of change of pressure on the volume of a gas was as given below:

Pressure in atmosphere

Volume in liters

0.20

112

0.25

89.2

0.40

56.25

0.60

37.40

0.80

28.10

1.00

22.4

(a) Plot the following graphs

  1. P vs V
  2. P vs 1/V
  3. PV vs P

Interpret each graph in terms of the law.

(b) Assuming that the pressure values given above are correct, find the correct measurement of the volume. 


561 dm3 of a gas at STP is filled in a 748 dm3 container. If the temperature is constant, calculate the percentage change in pressure required.


At 0°C and 760 mmHg pressure, a gas occupies a volume of 100 cm3. Kelvin temperature of the gas is increased by one-fifth and the pressure is increased one and a half times. Calculate the final volume of the gas.


Calculate the volume of dry air at STP that occupies 28 cmat 14°C and 750 mmHg pressure when saturated with water vapour. The vapour pressure of water at 14°C is 12 mmHg.


Assuming temperature remaining constant calculate the pressure of the gas in the following:

The pressure of a gas having volume 100 lits. originally occupying 75 dm3 at 700 mm. pressure.


Fill in the blank with the correct word, from the words in option:

1 dm3 of a gas is equal to _______.


The following question refers to one mole of chlorine gas.

What will happen to volume of gas, if pressure is doubled?


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