Chemical Process Temporary hardness of water can be removed by Addition of alum (a coagulant) Addition of lime Boiling Filtration (through gravity sand filter) Addition of alum (a coagulant) Addition of lime Boiling Filtration (through gravity sand filter) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dehydrogenation of ethyl benzene produces Naphthalene Benzoic acid Phenol Styrene Naphthalene Benzoic acid Phenol Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Flash point of most vegetable oils is about __________ °C. 300 200 100 50 300 200 100 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Deaeration of water in its treatment is necessary, as it None of these Helps in controlling its taste and odour Minimises its corrosiveness Minimises its turbidity None of these Helps in controlling its taste and odour Minimises its corrosiveness Minimises its turbidity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants. Proportional to the square of Directly proportional to Inversely proportional to Independent of Proportional to the square of Directly proportional to Inversely proportional to Independent of ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Convert silver chloride to silver Remove unexposed silver halide Remove metallic silver Brighten the faint images Convert silver chloride to silver Remove unexposed silver halide Remove metallic silver Brighten the faint images ANSWER DOWNLOAD EXAMIANS APP
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