Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process ANSWER DOWNLOAD EXAMIANS APP
Chemistry Isobars are lines joining places having equal Pressure Rainfall Population Height above sea-level Pressure Rainfall Population Height above sea-level ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of carbon in carbon dioxide (CO2) 0.201 0.323 0.158 0.273 0.201 0.323 0.158 0.273 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium nitrate Sodium carbonate Sodium chloride Sodium bicarbonate Sodium nitrate Sodium carbonate Sodium chloride Sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is ________ . Diluted acetic acid Glacial formic acid Diluted formic acid Glacial acetic acid Diluted acetic acid Glacial formic acid Diluted formic acid Glacial acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : None of the options Elimination reaction Substitution reaction Addition reaction None of the options Elimination reaction Substitution reaction Addition reaction ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS