Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is hydrogen carbon oxygen nitrogen hydrogen carbon oxygen nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peroxyacetyl nitrate is a Vitamin Secondary pollutant Plant hormone Acidic dye Vitamin Secondary pollutant Plant hormone Acidic dye ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? Black phosphorus Red phosphorus White phosphorus Violet phosphorus Black phosphorus Red phosphorus White phosphorus Violet phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called LC50 NOAEL ADI LD50 LC50 NOAEL ADI LD50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnalium is an alloy of Aluminium and Zinc Aluminium and Magnesium Magnesium and Tin Manganese and Magnesium Aluminium and Zinc Aluminium and Magnesium Magnesium and Tin Manganese and Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Substance used as an anti freeze in radiators of automobiles is : Methyl alcohol Methyl alcohol and H2O Ethyl alcohol and H2O Ethyl alcohol Methyl alcohol Methyl alcohol and H2O Ethyl alcohol and H2O Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP