Chemical Process The most commonly used substance to speed up the sedimentation of sewage is Chlorine Sulphuric acid Sodium bisulphite Lime Chlorine Sulphuric acid Sodium bisulphite Lime ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The difference between saponification value and acid value is Called ester value None of these Always negative Constant for all fatty oils Called ester value None of these Always negative Constant for all fatty oils ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is the major constituent of the Portland cement. Calcium carbonate Calcium sulphate Calcium oxide Tricalcium silicate Calcium carbonate Calcium sulphate Calcium oxide Tricalcium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Claude process of gas liquefaction employs Merely compression of gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine Joule-Thomson expansion cooling Heat exchange with colder stream Merely compression of gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine Joule-Thomson expansion cooling Heat exchange with colder stream ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Contact process of sulphuric acid manufacture Eliminates absorber Yields acids of lower concentration than chamber process Yields acid of higher concentration than chamber process Is obsolete Eliminates absorber Yields acids of lower concentration than chamber process Yields acid of higher concentration than chamber process Is obsolete ANSWER DOWNLOAD EXAMIANS APP
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