Chemical Process Lime and soda ash are added to water to remove Bacteria Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium Bacteria Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plasticisers are added to paints to Make it corrosion resistant Give elasticity & prevent cracking of the film Make glossy surface Increase atmospheric oxidation Make it corrosion resistant Give elasticity & prevent cracking of the film Make glossy surface Increase atmospheric oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most commonly used rubber vulcanising agent is Alumina Sulphur Platinum Bromine Alumina Sulphur Platinum Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of alcohol in beer may be around __________ percent. 18-23 2-8 27-32 1-4 18-23 2-8 27-32 1-4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to Remove lignin by way of crystallisation Increase the cellulose content None of these Avoid mechanical weakening of fibre Remove lignin by way of crystallisation Increase the cellulose content None of these Avoid mechanical weakening of fibre ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Sulphates Carbonates Phosphates Bicarbonates Sulphates Carbonates Phosphates Bicarbonates ANSWER DOWNLOAD EXAMIANS APP