D30046.docx

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Published on 29 Jan 2013
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Q1. Relation Between Gas Volume and Pressure
(Easy)
After connecting a 32.4 L cylinder containing an unknown
gas to an evacuated 1820 L tank, the pressure was found to
be 720 mmHg.
A) What is the original pressure in atmosphere (atm)
present in the cylinder before connecting to the evacuated
tank?