The work done in ergs for a reversible expansion of n mole of an ideal gas from a volume of 20 litres to 40 litres at `25 ^@` C is a

The work done in ergs for the reversible expansion of one mole of an ideal gas from a volume of 10 litres to 20 litres at 25^(@)C is

The work done in erge for the reversible expansion of 1 mole of an ideal gas from a volume of 10 litres to 20 litres at 25^(@)C is

The workdone in ergs for the reversible expansion of one mole of an ideal gas from a volume of 10 litres to 20 litres at 25^(@)C is

The work done in ergs for a reversible expansion of n mole of an ideal gas from a volume of 20 L to 40 L at 25^@ C is_________ .

The work done in ergs for a reversible expansion of n mole of an ideal gas from a volume of 20 L to 40 L at 25^@ C is_________ .

The work done in ergs for the reversible expansion of one mole of an ideal gas from a volume of 10 litres to a volume of 20 litres at 25^@C is

The work done in an isothermal reversible expansion of n moles of a gas is