Chemistry Alum is used as A disinfectant An analgesic A fertilizer A purifier for water A disinfectant An analgesic A fertilizer A purifier for water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Magnesium Beryllium Aluminium Potassium Magnesium Beryllium Aluminium Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Methane Air Carbon monoxide Hydrogen Methane Air Carbon monoxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Chlorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Fluorinated hydrocarbon Chlorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Fluorinated hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the concentration of a product Adding a catalyst Increasing the concentration of a reactant Increasing the temperature Increasing the concentration of a product Adding a catalyst Increasing the concentration of a reactant Increasing the temperature ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Contact bed Intermittent sand filter Trickling filter Percolating filter Contact bed Intermittent sand filter Trickling filter Percolating filter ANSWER DOWNLOAD EXAMIANS APP
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