From the table of data in the post "Ice, Water And Steam" dated 25 Oct 2017, the density of water at \(25^oC\) is \( 997.0479\,kgm^{-3}\) so,
\(v_{boom\,25^oC}=3.4354*\cfrac{997.0479}{10}=342.53\,ms^{-1}\)
This is the updated speed of a sonic boom.
