Chemistry Petroleum is a mixture of Elements Salts Hydrocarbons Polymers Elements Salts Hydrocarbons Polymers ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Corrosion Galvanisation Reduction Sublimation Corrosion Galvanisation Reduction Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Precipitation Sedimentation Filteration Electrophoresis Precipitation Sedimentation Filteration Electrophoresis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of Nitrogen in Air is 0.03 85.02 0.94 78.03 0.03 85.02 0.94 78.03 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? USA, India, China, European Union China, India, European Union, USA China, USA, European Union, India European Union, China, USA, India USA, India, China, European Union China, India, European Union, USA China, USA, European Union, India European Union, China, USA, India ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium ammonium nitrate Potassium nitrate Calcium sulphate Ammonium sulphate Calcium ammonium nitrate Potassium nitrate Calcium sulphate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
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