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 Magnesium chloride Sodium chloride Sodium sulphate Calcium sulphate Magnesium chloride Sodium chloride Sodium sulphate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most commonly used substance to speed up the sedimentation of sewage is Lime Chlorine Sodium bisulphite Sulphuric acid Lime Chlorine Sodium bisulphite Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury cells for caustic soda manufacture, compared to diaphragm cells Produce lower concentration NaOH None of these Require more power Require lower initial investment Produce lower concentration NaOH None of these Require more power Require lower initial investment ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Conversion of SO₂ to SO₃ in Monsanto 4-pass converter is about __________ percent. 100 90 80 98 100 90 80 98 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oil is a/an Solid at normal temperature Ester of alcohols other than glycerine Mixture of glycerides Mixture of glycerides of fatty acids Solid at normal temperature Ester of alcohols other than glycerine Mixture of glycerides Mixture of glycerides of fatty acids ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by Passing it through a bed of diatomaceous earth None of these Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel Passing it through a bed of diatomaceous earth None of these Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel ANSWER DOWNLOAD EXAMIANS APP
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