Chemical Process Contact process of sulphuric acid manufacture Eliminates absorber Yields acid of higher concentration than chamber process Is obsolete Yields acids of lower concentration than chamber process Eliminates absorber Yields acid of higher concentration than chamber process Is obsolete Yields acids of lower concentration than chamber process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Neoprene is the trade name of Polychloroprene Phenol formaldehyde Styrene-butadiene rubber Polyurathane Polychloroprene Phenol formaldehyde Styrene-butadiene rubber Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Temporary hardness of water can be removed by Addition of lime Boiling Addition of alum (a coagulant) Filtration (through gravity sand filter) Addition of lime Boiling Addition of alum (a coagulant) Filtration (through gravity sand filter) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Electrolytic Freeze drying Vacuum evaporation Solar evaporation Electrolytic Freeze drying Vacuum evaporation Solar evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Average sulphur content in Indian pyrites is about __________ percent. 55 35 15 70 55 35 15 70 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of thinner in a paint is to Suspend pigments & dissolve film forming materials Prevent gelling of the paint Accelerate the oxidation of oil Form a protective film Suspend pigments & dissolve film forming materials Prevent gelling of the paint Accelerate the oxidation of oil Form a protective film ANSWER DOWNLOAD EXAMIANS APP
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