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  • John Dalton - Wikipedia
    In honour of Dalton's work, many chemists and biochemists use the unit of mass dalton (symbol Da), also known as the unified atomic mass unit, equal to 1 12 the mass of a neutral atom of carbon-12)
  • John Dalton | Biography, Discoveries, Atomic Model, Facts - Britannica
    John Dalton, English meteorologist and chemist, a pioneer in the development of modern atomic theory His theory was notable for, among other things, positing that each element had its own kind of atom and that atoms of various elements vary in size and mass Learn more about Dalton in this article
  • John Dalton - Science History Institute
    Although a schoolteacher, a meteorologist, and an expert on color blindness, John Dalton is best known for his pioneering theory of atomism He also developed methods to calculate atomic weights and structures and formulated the law of partial pressures
  • Biography of John Dalton, the Father of Chemistry - ThoughtCo
    John Dalton (September 6, 1766–July 27, 1844) was a renowned English chemist, physicist, and meteorologist His most famous contributions were his atomic theory and color blindness research
  • John Dalton - Atomic Theory, Discovery Experiments
    Chemist John Dalton is credited with pioneering modern atomic theory He was also the first to study color blindness
  • Biography - John Dalton
    Dalton's most significant contribution to science was his development of modern atomic theory In 1803, he proposed that all matter is composed of small, indivisible particles called atoms
  • John Dalton - New World Encyclopedia
    Dalton is best known for his formulation of the atomic theory, which clarified our understanding of how atoms combine to form compounds, and how atoms may form new combinations during chemical reactions
  • John Dalton - Division of Chemical Education, Purdue University
    Experiments with gases that first became possible at the turn of the nineteenth century led John Dalton in 1803 to propose a modern theory of the atom based on the following assumptions 1 Matter is made up of atoms that are indivisible and indestructible 2 All atoms of an element are identical 3




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