Two balloons are filled, one with pure He gas and the other with air. If the pressure and temperature in both the balloons are same the number of molecules per unit volume is
A. more in the He filled balloon
B. more in the air filled balloon.
C. same in both the balloon.
D. in the ratio 1 : 4.
Answer:C
Two balloons are filled, one with pure He gas and the other with air. If the pressure and temperature in both the balloons are same the number of molecules per unit volume is
A. more in the He filled balloon B. more in the air filled balloon. C. same in both the balloon. D. in the ratio 1 : 4.