coal and petroleum distillation process

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The digested reaction mixture, on cooling, is transferred to a round bottomed distillation flask, and distilled with a concentrated alkali solution (NaOH). Ammonia produced is absorbed in a known volume of HCl solution of a known strength...

. It has boiling range of over 400 0 C. It can be further distilled separately to obtain lubricating oil, paraffin wax,asphalt etc. * Most fractions of petroleum are fuels. * Asphalt, lubricating oil and petroleum jelly are not used as fuel..

Nuclear Fission and Fusion..

Coal and petroleum have organic origin, being decomposed plant and animal matter buried deep inside the earth. Coal is mined like any other mineral. The chief coal producing countries in the world are China, U.S.A., U.S.S.R., U.K., Germany, Poland, Australia..

Coal is mainly composed of carbon. Coal, is classified into different varieties depending upon its carbon content. Common varieties of coal are, Variety of coal: Peat Lignite Bituminous AnthraciteCarbon content:10-15% 40% 60-70% ..

Introduction - Man's quest for sources of energy is inexhaustible. Early man depended mainly on muscular energy and later began to use wind and flowing water as sources of energy. He learned the art of making and controlling fire. Fire became his source of light at night. He used fire for warmth an..