1852 ⟶ August Beer proposes Beer's Law
August Beer proposes Beer's law, which explains the relation...
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🎈 Boyle Proposes Boyle's Law
Robert Boyle proposes Boyle's law, an experimentally based description of the behavior of gases, specifically the relationship between pressure and volume.⟶
Boyle's LawPhysicsGasesRobert BoylePressureVolume17th CenturyScientific RevolutionIdeal Gases
💨 John Dalton Proposes Dalton's Law of Partial Pressures
John Dalton proposes Dalton's law, which describes relationship between the components in a mixture of gases and the relative pressure each contributes to that of the overall mixture.⟶
ChemistryDalton's LawGasesPressureDalton19th Century
United Kingdom💨 Amedeo Avogadro Proposes Avogadro's Law
ChemistryAvogadro's LawGas lawMolecular theory19th centuryAvogadroPhysics
Italy🔬 August Beer proposes Beer's Law
August Beer proposes Beer's law, which explains the relationship between the composition of a mixture and the amount of light it will absorb. Based partly on earlier work by Pierre Bouguer and Johann Heinrich Lambert, it establishes the analytical technique known as spectrophotometry.⟶
SpectrophotometryBeer's LawAugust BeerAnalytical ChemistryLight Absorption19th CenturyChemistry
Germany⚛️ Friedrich August Kekulé proposes carbon tetravalence
Friedrich August Kekulé von Stradonitz proposes that carbon is tetravalent, or forms exactly four chemical bonds.⟶
Carbon TetravalenceMolecular StructureFriedrich August KekuléOrganic ChemistryChemical Bonds19th CenturyChemistry
Germany🎵 Newlands Proposes Law of Octaves
John Newlands proposes the law of octaves, a precursor to the periodic law.⟶
Law of OctavesPeriodic LawChemistryJohn NewlandsElement Classification19th Century SciencePeriodic Table
United Kingdom