Chemistry Muddy water is treated with alum in purification process, itis termed as : Absorption Adsorption Coagulation Emulsification Absorption Adsorption Coagulation Emulsification ANSWER DOWNLOAD EXAMIANS APP
Chemistry Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as Antagonism Synergism Additives Independent Antagonism Synergism Additives Independent ANSWER DOWNLOAD EXAMIANS APP
Chemistry White coal is None of these Diamond Hydro-electricity Uranium None of these Diamond Hydro-electricity Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was gold iron bronze copper gold iron bronze copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Oxygen Iron Magnesium Silicon Oxygen Iron Magnesium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitric acid does not react with Gold Zinc Copper Iron Gold Zinc Copper Iron ANSWER DOWNLOAD EXAMIANS APP
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