Question

What is the density of $C{0}_2$ at $27{}^{\circ }C$ and $2.5$ atm pressure?

• A. $5.2g$ $L^{-1}$
• B. $6.2g$ $L^{-1}$
• C. $7.3g$ $L^{-1}$
• D. $4.46g$ $L^{-1}$

Answer 1

Answer: (D)

From ideal gas equation,
$d=\frac{PM}{RT}$ =$\frac{2.5\times 44}{0.0821\times 300}$ = $4.46g$ $L^{-1}$