What is the pressure $($in bar$)$ that $25$ g of Argon at $30\backslash$deg C exerts in a vessel of volume $1\mathrm{.}5$ dm$3$

Data $-$

Ar$-39\mathrm{.}95$ g mol$^-1$

R$-8\mathrm{.}31$x $10^-2$ dm$3$ bar K$-$ mol$-1$