Chemical Process Fermentation of molasses to produce ethyl alcohol is done at __________ °C 100 - 150 250 - 300 < - 5 20 - 30 100 - 150 250 - 300 < - 5 20 - 30 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commonly used glass is known as the __________ glass. Hard Flint Pyrex Soda Hard Flint Pyrex Soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of soda ash is None of these Sodium bicarbonate Potassium carbonate Sodium thiosulphate None of these Sodium bicarbonate Potassium carbonate Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bio-degradable detergents Have an isoparaffinic structure Should not be used as it spoils the cloth Can be readily oxidised Pose problem in sewerage plant Have an isoparaffinic structure Should not be used as it spoils the cloth Can be readily oxidised Pose problem in sewerage plant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the exothermic reaction out of the following: C + H₂O = CO + H₂ All of these CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ C + H₂O = CO + H₂ All of these CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main use of HCl is in the Drilling of petroleum wells and pickling of steel sheets Treatment of spent fuel of nuclear reactor Manufacture of cationic detergent None of these Drilling of petroleum wells and pickling of steel sheets Treatment of spent fuel of nuclear reactor Manufacture of cationic detergent None of these ANSWER DOWNLOAD EXAMIANS APP
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