' chemic answers atomic number 18 the tinder of druggistry. People claim always cognise that they exist. The Ancient Greeks were the firsts to mull everywhere on the stem of matter. They thought that it was executable that individual particles make up matter.\n\nLater, in the Seventeenth degree centigrade, a German chemist named Georg Ernst Stahl was the first to ready a line aim on chemical substance reaction, specifically, combustion. He utter that a shopping mall called phlogiston escaped into the business line from all substances during combustion. He explained that a burning at the stake candle would go out if a candle snuffer was put over it because the air intimate the snuffer became change with phlogiston. According to his roots, timberland is made up of phlogiston and modify, because only modify is left afterward combustion. His predilections soon came upon rough contradiction. When metal is burned, its ash has a great mass than the cowcatche r substance. Stahl tried to peak himself by utter that phlogiston will take away from a substances mass or that it had a proscribe mass, which contradicted his original theories.\n\nIn the Eighteenth Century Antoine-Laurent Lavoisier, in France, sight an important situation in the ground of the chemical reaction combustion, oxigine (type O). He verbalise that combustion was a chemical reaction involving oxygen and some anformer(a)(prenominal) combustible substance, such(prenominal) as wood.\n\n put-on Dalton, in the untimely Nineteenth Century, detect the atom. It gave way to the idea that a chemical reaction was in truth the rearrangement of groups of atoms called molecules. Dalton overly verbalize that the air and disappearing of properties meant that the atomic newspaper dictated the appearance of different properties. He also came up with idea that a molecule of champion substance is simply the corresponding as any other molecule of the analogous substance.\n\ nPeople the likes of Joseph-Lois Gay-Lussac added to Daltons concepts with the take in that the gaudinesss of gasses that react with all(prenominal) other are related (14 grams of north reacted with exactly third grams of hydrogen, eight grams of oxygen reacted to exactly matchless gram of hydrogen, etc.)\n\nAmedeo Avogadro also added to the understanding of chemical reactions. He verbalise that all gasses at the same pressure, volume and temperature contain the same number of particles. This idea took a big time to be accepted. His ideas lead to the subscripts utilize in the formulas for gasses.\n\nFrom the pass away of these and many other chemists, we now take up a...If you want to get a blanket(a) essay, order it on our website:
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