Question

when a gas filled in a closed vessel is heated through one degree Celsius its pressure is increased by 0.4 % the initial temperature of the gas was

Answer 1

Answer:

250 K

Explanation:

Volume is constant:

∴P∝T

∴  

P  

2

​  

 

P  

1

​  

 

​  

=  

T  

2

​  

 

T  

1

​  

 

​  

 

∴  

P+0.004P

P

​  

=  

T+274

T+273

​  

 

∴  

1.004

1

​  

=  

T+274

T+273

​  

 

∴T=−23  

o

 C

∴T=250 K.