can someone please help me with the following example problems?
1)Calculate the volume in liters of a 5.05 mol sample of a gas at 25 °C and 1.80 atm. (R=0.082 L-atm/K mol)
2)Calculate the absolute temperature at which 18.3 g of O2 has a pressure of 1,801 mmHg in a 10.65 L container. (R=0.082 L-atm/K mol)