Chemistry The natural source of hydro-carbon is Carbohydrates Coal Crude oil Biomass Carbohydrates Coal Crude oil Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Iron Nitrogen Oxygen Carbon Iron Nitrogen Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Aluminium Carbon Tin Chromium Aluminium Carbon Tin Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zinc sulphide is commonly used as Deodorant Rodenticide Herbicide Fungicide Deodorant Rodenticide Herbicide Fungicide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 1 4 3 2 1 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Wrought iron Pig iron Steel Cast iron Wrought iron Pig iron Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
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