An ideal gas expands by $1.5 \ L$ against a constant external pressure of $2 \ atm$ at $298 \ K$. Calculate the work done (in $J$)?

Which of the following is not a state function?
$(I) \, q + W \, (II) \, q \, (III) \, W \, (IV) \, H - TS$

Which of the following is an isolated system?

$6$ moles of an ideal gas expand isothermally and reversibly from a volume of $1 \ L$ to a volume of $10 \ L$ at $27 \ ^oC$. What is the maximum work done? (in $kJ$)

For the reaction $N_{2(g)} + 3H_{2(g)} \to 2NH_{3(g)}$,the relationship between $\Delta H$ and $\Delta U$ is:

Which of the following is not an extensive property?