Chemical Process Cement setting under water employs a/an __________ process. Decomposition Oxidation Reduction Hydration Decomposition Oxidation Reduction Hydration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Air used in aerobic fermentation must be sterilized, otherwise the Recovery of product will be difficult Contamination of pure culture would result None of these Uniformity of product cannot be achieved Recovery of product will be difficult Contamination of pure culture would result None of these Uniformity of product cannot be achieved ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H₂O = Fe₃O₄ + 4H₂, is not practised, as it is A discontinuous reaction (requiring regeneration of iron by water gas intermittently) Still in development stage (by employing fluidised bed technique) All of these A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) Still in development stage (by employing fluidised bed technique) All of these A slow reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Adipic acid is an intermediate in the manufacture of Bakelite Nylon-66 Perspex Polystyrene Bakelite Nylon-66 Perspex Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of portland cement are calcium aluminate and Carbonates Sodium silicate Gypsum Silicates Carbonates Sodium silicate Gypsum Silicates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Carbonate Bi-carbonates None of these Sulphates & chlorides Carbonate Bi-carbonates None of these Sulphates & chlorides ANSWER DOWNLOAD EXAMIANS APP
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