It is found on heating a gas it's volume increases by 50% and pressure decreases to 60% of original value. If the original temperature was -15degree C find the temperature to which it was heated ?

 

Asked by kanchanrai9794870095 | 2nd Dec, 2019, 09:32: PM

Expert Answer:

We know, 
PV/T = constant ...(1)
T1 = -15°C = -15 + 273 K = 258 K, T2 =? 
Also, it is given that, 
When volume increases by 50%, pressure decreases by 60%
V1 = V, V2 = V + (50/100)V = (3/2) V 
P1 = P, P2 = (60/100)P = (3/5) P
Thus, 
 
From equation (1),
 
 
 

Answered by Shiwani Sawant | 4th Dec, 2019, 03:41: PM