Consider the following statement:
1) In an ideal gas, there are no intermolecular forces of attraction and repulsion.
2) At very low pressure and high temperature, all gases and vapours approach ideal gas behaviour.
3) Enthalpy of an ideal gas depends only on temperature.
Which of the above statements are correct?1
1, 2 and 3
2
1 and 2 only
3
1 and 3 only
4
2 and 3 only