### What pressure is required to boil water at 393 k

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In a chemodynamics laboratory an experiment involving the activity of sediment dwelling worms in a small aquarium was found to be seriously affected for a few days. The problem was traced to bacterial growth arising from dirty glassware. Bacteria can survive even in boiling water at atmospheric pressure. However, literature data suggested that they can be effectively destroyed at 393 K. What pressure is required to boil water at 393 K to clean the glassware? The heat of vaporization of water is 40.6 kJ/mol.

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