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molar volume
the volume of one mole of a substance at standard temperature and pressure
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  January 19 in chemistry
  1736 - James Watt born: best known as an engineer whose version of the steam engine powered the Industrial Revolution, Watt was also one of the first to recognize that water was a compound substance.
  1813 - Henry Bessemer born: metallurgist, inventor of the Bessemer converter and Bessemer process for making steel.
  1885 - Harry Fisher born: inventor in synthetic rubber and rubber technology.
  1904 - Lucy Weston Pickett born: effects of X-rays on chemical reactions; X-ray crystallography; molecular spectroscopy; Garvan Medal, 1957.
  1956 - Susan Solomon born: atmospheric chemistry of ozone, particularly polar.
   sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com

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