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If at one atmospheric pressure the gas is spreading from 20 cm cube to 50 cm cube at constant temperature then find the final pressure

If at one atmospheric pressure the gas is spreading from 20 cm cube to 50 cm cube at constant temperature then find the final pressure

Grade:11

2 Answers

Arun
25763 Points
2 years ago
Dear student
 
Boyle’s law
 
P1 * V1 = P2 * V2
 
1 * 20 = P2 * 50
 
P2 = 0.4 atm
 
Regards
Arun (askIITians forum expert)
Khimraj
3007 Points
2 years ago
As the temperature is constant
sofrom ideal gas equation
PV = constant
then
Pi*Vi = Pf*Vf
1*20 = Pf*50
so 
Pf = 0.4 atm
Hope it clears.

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