<|system|>
At $300 \mathrm{~K}$ and $20 \mathrm{~atm}$, the compression factor of a gas is 0.86 . Calculate the volume occupied by $8.2 \mathrm{mmol}$ of the gas under these conditions.</s>.
<|user|>
Can you answer based on context?
<|assistant|>
8.7