28 g each of the following gases are taken at `27^(@0C` and 600 mm presures. Which of these will have least volume ?

28 g each of the following gases are taken at 27^(@C and 600 mm pressures. Which of these will have least volume ?

25g of each of the following gases are taken at 27^(@)C and 600 mm Hg pressure. Which of these will have the least volume ?

5 g each of the following gases at 87^@C and 750 mm pressure are taken. Which of them will have the least volume :