In a constant pressure process for $5$ mole of an ideal monoatomic gas, the temperature of gas increased from $300\;K$ to $500\; K$. Which of the following is incorrect regarding the process?

Question

$\begin{array}{1 1} DH_{sys}=2500\;R \\ DU{_sys} =1500\;R \\ q= 3500 \;R \\ w= -1000\;R \end{array} $