Which Happened First?

Søren Peter Lauritz Sørensen

Søren Peter Lauritz Sørensen
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Søren Peter Lauritz Sørensen was a Danish chemist, known for the introduction of the concept of pH, a scale for measuring acidity and alkalinity.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Henrietta Swan LeavittJuly 4, 1868 – December 12, 1921
  2. Josep Comas i SolàDecember 17, 1868 – December 2, 1937
  3. René de SaussureMarch 17, 1868 – December 2, 1943
  4. Robert Andrews MillikanMarch 22, 1868 – December 19, 1953
  5. Søren Peter Lauritz Sørensen (this page)January 9, 1868 – February 1939
  6. Theodore William RichardsJanuary 31, 1868 – April 2, 1928

Related

Play a round with Science · 19th century
Søren Peter Lauritz Sørensen (January 9, 1868 – February 1939) · Which Happened First?