Chemistry If water smells bad, then that odour can be removed by adding Activated carbon Bleach Deactivated nitrogen Alum Activated carbon Bleach Deactivated nitrogen Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Methane Acetylene Ethylene Styrene Methane Acetylene Ethylene Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 4.0 to 6.0 3.0 to 4.0 1.5 to 3.0 0.1 to 1.5 4.0 to 6.0 3.0 to 4.0 1.5 to 3.0 0.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Wood charcoal Coconut charcoal Sugar charcoal Animal charcoal Wood charcoal Coconut charcoal Sugar charcoal Animal charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called LC50 ADI NOAEL LD50 LC50 ADI NOAEL LD50 ANSWER DOWNLOAD EXAMIANS APP
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