Question

$15g$ of ethane at $380$ torr and ${27}^{o}C$ occupy a volume of:

• A. $11.2L$
• B. $44.8L$
• C. $33.6L$
• D. $24.63L$

Answer 1

Answer: (D)

$24.63L$

$PV=\frac{m}{M}RT$

$\Rightarrow \left(\frac{380}{760}\right)\times V=\frac{15}{30}\times 0.0821\times 300$

$\therefore V=24.63L$