Answer:
59.1L
Step-by-step explanation:
Convert 300 kPa to atm to get 2.96 atm.
Convert 100 degrees celcius to kelvin to get 373K.
STP is 1 atm at 298K
Plug into this combined gas law:
V2 = (P1*T2*V1)/(P2*T1)
V2 = (2.96atm)(298K)(25.0L)/(1.0atm)(373K)
V2 = 59.1L