Chemical Process Impurities present in brine is normally removed by treatment with Lime, ammonia and carbon NH₃ and CO₂ All of these Lime and soda ash Lime, ammonia and carbon NH₃ and CO₂ All of these Lime and soda ash ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The function of gypsum addition during cement making is to Both A and B Decrease the cement setting rate Neither A nor B Increase the density of cement Both A and B Decrease the cement setting rate Neither A nor B Increase the density of cement ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main product in calcium carbide-water reaction is CaCO₃ CO₂ Ca(OH)₂ C₂H₂ CaCO₃ CO₂ Ca(OH)₂ C₂H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low temperature carbonisation of coal takes place at __________ °C. 300 1100 900 700 300 1100 900 700 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C. 250-280 44134 500-600 250-280 44134 500-600 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Synthetic glycerine is produced from Propylene Toluene Phenol Naphthalene Propylene Toluene Phenol Naphthalene ANSWER DOWNLOAD EXAMIANS APP
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