Chemistry Peroxyacetyl nitrate is a Acidic dye Vitamin Secondary pollutant Plant hormone Acidic dye Vitamin Secondary pollutant Plant hormone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Argon Helium Neon Hydrogen Argon Helium Neon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of an atom consists of electrons and protons All of these protons and neutrons electrons and neutrons electrons and protons All of these protons and neutrons electrons and neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Sweet water Pure water Starch water Salt water Sweet water Pure water Starch water Salt water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the lightest element in the periodic table Helium Hydrogen Carbon Oxygen Helium Hydrogen Carbon Oxygen ANSWER DOWNLOAD EXAMIANS APP
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