Answer:
The correct answer is d. 4.7 atm
Step-by-step explanation:
We apply Boyle Mariotte's law, where for a certain mass of gas at constant temperature, the pressure and temperature vary inversely proportionally: P1xV1 = P2xV2
P2= (P1xV1)/V2= (1,0 atm x 4,0 L)/0,85L= 4, 705882353 atm