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General Chemistry

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Finding an Initial Volume Using Boyle's Law

CHEM-KWSWJD

If an ideal gas at a constant temperature is initially at a pressure of $3.8\text{ atm}$ and is then allowed to expand to a volume of $5.6\text{ L}$ and a pressure of $2.1\text{ atm}$, what was the initial volume of the gas?

A

$3.1\text{ L}$

B

$4.0\text{ L}$

C

$10.1\text{ L}$

D

$2.2\text{ L}$