Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Ammonia and Ozone Carbon tetraflouride and Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spontaneous change is one in there is: A lowering of free energy A lowering of entropy An increase in Internal energy Increase in free energy A lowering of free energy A lowering of entropy An increase in Internal energy Increase in free energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 N2 Both A and B None of these O2 N2 Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Rubber Nylon Terylene Artificial silk Rubber Nylon Terylene Artificial silk ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? SO2 Photochemical smog Dust particles NO2 SO2 Photochemical smog Dust particles NO2 ANSWER DOWNLOAD EXAMIANS APP
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