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He discovered that the volume and pressure of a gas are proportionally related, this law is what we know of as Boyle's Law.
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Proposed that the sun is at the center and planets including the earth revolve around it instead of the earth being the center and the sun along with other planets revolve around it.
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Becher stated that substances were composed of three earths known as the vitrifiable, the mercurial, and the combustible. He also believed that an combustible earth was freed while fire/burning took place.
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Discovered phosphorus from urine.
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Cavendish discovered hydrogen after combining zinc and acid, which at the time he called "inflammable air". He also noticed that water was formed in the tube he used for his experiment.
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Priestley published his book "The History and Present State of Electricity", which was about the progress of scientific advancement.
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Priestly discovered oxygen.
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Lavoisier is known as the father of chemistry. He stablished the law of conservation of mass, defined what an element is, and discovered oxygen.
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Marie Anne made diagrams and illustrations of her husband's, Antoine Lavoisier, work/experiments to help understand every procedure he conducted.
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Davy published his book at 'Researches, Chemical and Philosophical' where he stated his discovery of nitrous oxide which is what we know of as laughing gas.
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Davy discovered potassium.
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Davy also invented the miner's safety lamp.
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Mendeleev wrote down symbols of the elements, he put them in order based on their atomic weight, and invented the periodic table.
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Organized elements based on atomic number.
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Seaborg made an artificial element plutonium, which was used to make the atomic bomb.
