Amedeo must have been annoyed that his hypothesis was ignored for almost 50 years. Perhaps Avogadro should have given more experimental evidence for his idea to enable other researchers to have confidence in his ideas. Although Ampère formulated the same hypothesis independently, he is now credited with being the originator of this fundamental concept.

  • Born: Turin — 9thAugust 1776
  • Died: Turin — 9thJuly 1856
  • Lawyer and physicist
  • Avogadro’s Hypothesis

The hypothesis states that equal volumes of all gases at the same temperature pressure contain equal numbers of molecules. We now know that the number of molecules of gas in one mole is about 6.1 time 1023. His constant or number?

So who was he?

His full name was a mouthful!

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