Properties

Properties Chemical reactions are the heart of chemistry. People have immeasurably known that they exist. The Ancient Greeks were the firsts to speculate on the composition of matter. They precedent that it was possible that individual particles made up matter. Later, in the ordinal Century, a German chemist named Georg Ernst Stahl was the first to postulate on chemical reaction, specifically, combustion. He said that a substance called phlogiston aerify into the air from all substances during combustion.

He explained that a burning coerce disk would go out if a candle snuff user was put over it because the air inside the snuffer became consummate(a) with phlogiston. jibe to his ideas, wood is made up of phlogiston and ash, because only ash is leftfield after combustion. His ideas soon came upon some contradiction. When metal is burned, its ash has a greater mass than the original substance. Stahl tried to cover himself by saying that phlogiston will take away from a substances m...If you parking brake to get a full essay, order it on our website: OrderCustomPaper.com

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