Chemical Process Dry ice (solidified CO₂) is used for the Liquefaction of permanent gases Storage & shipment of frozen foods and ice-creams None of these Liquefaction of natural gas Liquefaction of permanent gases Storage & shipment of frozen foods and ice-creams None of these Liquefaction of natural gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation is adversely affected by the Presence of air High concentration Presence of ammonium salts Absence of air Presence of air High concentration Presence of ammonium salts Absence of air ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT is Aluminium chloride Silica Alumina 20% oleum Aluminium chloride Silica Alumina 20% oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent. 50 10 25 98 50 10 25 98 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Deaeration of water in its treatment is necessary, as it Helps in controlling its taste and odour Minimises its turbidity Minimises its corrosiveness None of these Helps in controlling its taste and odour Minimises its turbidity Minimises its corrosiveness None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant. High silica Soda lime Lead Pyrex High silica Soda lime Lead Pyrex ANSWER DOWNLOAD EXAMIANS APP