Chemistry Colloids can be purified by Condensation Dialysis Condensation Condensation Condensation Dialysis Condensation Condensation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Ammonia Nitrogen Nitrogen dioxide Nitric acid Ammonia Nitrogen Nitrogen dioxide Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Silicon and Germanium Carbon and Platinum Tungsten and Platinum Iridium and Germanium Silicon and Germanium Carbon and Platinum Tungsten and Platinum Iridium and Germanium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid in excess Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid and ethyl alcohol Nitric acid in excess Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid and ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Sedimentation Precipitation Filteration Electrophoresis Sedimentation Precipitation Filteration Electrophoresis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron ANSWER DOWNLOAD EXAMIANS APP
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