Chemical Process Temporary hardness of water can be removed by Addition of lime Filtration (through gravity sand filter) Addition of alum (a coagulant) Boiling Addition of lime Filtration (through gravity sand filter) Addition of alum (a coagulant) Boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Vacuum evaporation Freeze drying Solar evaporation Electrolytic Vacuum evaporation Freeze drying Solar evaporation Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nitrogen is an essential component of Fats Carbohydrates Proteins Mineral salts Fats Carbohydrates Proteins Mineral salts ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Sodium sulphate Magnesium chloride Calcium sulphate Sodium chloride Sodium sulphate Magnesium chloride Calcium sulphate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of portland cement are calcium aluminate and Gypsum Silicates Sodium silicate Carbonates Gypsum Silicates Sodium silicate Carbonates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sugar content in sugarcane on cane basis is about __________ percent by weight. 1 to 5 15 to 20 5 to 10 20 to 30 1 to 5 15 to 20 5 to 10 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
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