Friday, November 1, 2013

Oxygen And Carbon Dioxide

type O And Carbon Dioxide OXYGEN (O) group O was discovered by a British chemist, Joseph Priestly in 1774, and independantly by Carl Wilhelm Scheele, a Sweedish chemist. Oxygen has many uses - it is used in welding torches, to assist in hospital patients breathing and in metal fabrication industries. Oxygen is also used for defense force purposes as a dynamical for guided misiles and rocketsCARBON DIOXIDE (CO2).Carbon dioxide was named fixed air by a Scottish chemist, Joseph Black.
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A French chemist, Antoine Lavoisier proved that fixed air is an oxide of carbon, by display that the gas obtained by the conflagration of charcoal is ide ntical in its properties with Blacks fixed air. Carbon dioxide is use in the manufacture of many chemicals, much(prenominal) as sodium bicarbonate. In society, the gas is used in fire extinguishers and as a refrigerant. ...If you want to get a full essay, order it on our website: BestEssayCheap.com

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