Answer :
P1 × V1 = P2 × V2
20 × 300 = P2 × 500
6000 = P2 × 500
12 = P2
The final pressure is 12.0 atm.
20 × 300 = P2 × 500
6000 = P2 × 500
12 = P2
The final pressure is 12.0 atm.