Answer
Please see the work below.
Work Step by Step
We know that
$V_f=V_i\times \frac{P_i}{P_f}\times \frac{T_f}{T_i}$
$V_f=12.0\times \frac{11.0mm\space Hg}{11.0mm\space Hg}\times \frac{273}{293}=122.98L$
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