Suchergebnisse
Suchergebnisse:
Vor einem Tag · Priestley's discovery quickly spread throughout Europe, and in 1772 it won him the Copley Medal, the Royal Society’s highest honor. But the pig’s bladder gave the water a certain urine-like characteristic, which prompted scientists like John Nooth , a Scottish physician, to try and improve on this technique.
Vor einem Tag · Joseph Priestley, co-discoverer of the element oxygen, which he called "dephlogisticated air" In 1702, German chemist Georg Stahl coined the name "phlogiston" for the substance believed to be released in the process of burning. Around 1735, Swedish chemist Georg Brandt analyzed a dark blue pigment found in copper ore.
Vor 3 Stunden · Gaseous ammonia was first isolated by Joseph Black in 1756 by reacting sal ammoniac (ammonium chloride) with calcined magnesia (magnesium oxide). [63] [64] It was isolated again by Peter Woulfe in 1767, [65] [66] by Carl Wilhelm Scheele in 1770 [67] and by Joseph Priestley in 1773 and was termed by him 'alkaline air'.
Vor 3 Stunden · In the 18th and 19th centuries, groundbreaking experiments by Scientists such as Antoine Lavoisier, Joseph Priestley, and John Dalton paved the way for the development of atomic theory and stoichiometry, providing the theoretical framework for calculating molar masses.
Vor einem Tag · Bei den Commonwealth Games 1990 in Auckland wurden in der Leichtathletik zwischen dem 27. Januar und dem 3. Februar insgesamt 42 Wettbewerbe veranstaltet, davon 23 für Männer und 19 für Frauen. Austragungsort war das Mount Smart Stadium .
Vor einem Tag · Joseph Frédéric Bérard; Joseph Glanvill; Joseph H. H. Weiler; Joseph Heath; Joseph Henry Woodger; Joseph Hilbe; Joseph J. Spengler; Joseph Kaspi; Joseph Kosuth; Joseph Leon Blau; Joseph Maréchal; Joseph Margolis; Joseph Marie de Maistre; Joseph Marie, baron de Gérando; Joseph Morton Ransdell; Joseph Owens (Redemptorist) Joseph Priestley ...
