1. P1 * V1 = P2 * V2
760 * 20.4 = x * 28.2 L
549.78 mm Hg = x
2. V1 / T1 = V2 / T2
3.25 / 30 = 6.5 / x
60 °C = x
3. P1 / T1 = P2 / T2
760 mmHg / 27°C = 850 mmHg / x
30. 197 = x
4. P1V1 / T1 = P2V2 / T2
2atm*x / 200K = 1atm* 3L / 300K
x = 1 L
5. PV = RTn
2atm * V = 0.082 * 275K * 1mol
V = 11.275 L