Chemical Process The amount of benzene present in pure benzol is about __________ percent. 50 70 90 30 50 70 90 30 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Haemoglobin is a/an Protein Enezyme Amino acid Biological catalyst Protein Enezyme Amino acid Biological catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Boiling of water containing temporary hardness produces CaSO₄ CO₂ CaHCO₃ None of these CaSO₄ CO₂ CaHCO₃ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ordinary glass is not a/an Amorphous isotropic material Supercooled liquid Material with sharp definite melting point Electrical insulator Amorphous isotropic material Supercooled liquid Material with sharp definite melting point Electrical insulator ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Copper Arsenic Chromium Mangnese Copper Arsenic Chromium Mangnese ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Digestion of wood-base materials (for manufacture of pulp) is done to None of these Produce long fibres Prevent deterioration on storage Remove lignin None of these Produce long fibres Prevent deterioration on storage Remove lignin ANSWER DOWNLOAD EXAMIANS APP