Chemistry The natural resource, known as black gold is Coal Tin Lead Platinum Coal Tin Lead Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is N2O3 NO2 NO N2O N2O3 NO2 NO N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/6 1/4 1/3 1/8 1/6 1/4 1/3 1/8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oil used in the froth floatation process is pine oil coconut oil olive oil kerosene oil pine oil coconut oil olive oil kerosene oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Petrochemicals Aluminium Fertilizers Cement Petrochemicals Aluminium Fertilizers Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? All of these Bacterial action in soil and swamp areas Forest fire Automobile exhaust All of these Bacterial action in soil and swamp areas Forest fire Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
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