A sample of an ideal gas has a volume of 0.5 litres at 27^@C and 750mm pressure. The number of moles of gas are

A sample of an ideal gas has a volume of 0.5 litres at 27^@C and 750mm

1.	A sample of an ideal gas has a volume of 0.5 litres at 27^@C and 750mm pressure. The number of moles of gas are
Answer» 0.02 0.2 2 0.002 ANSWER :A