Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Nitrates of aluminium Double sulphates Hydrated chlorides Double nitrate Nitrates of aluminium Double sulphates Hydrated chlorides Double nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus a fraction always less than its atomic number always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus a fraction always less than its atomic number ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Acetic acid Citric acid Oxalic acid Hydrochloric acid Acetic acid Citric acid Oxalic acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry A colloidal system in which a liquid is dispersed in a liquid is called Sol Emulsion Gel Precipitate Sol Emulsion Gel Precipitate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Lake water Rain water Sea water River water Lake water Rain water Sea water River water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial Vaseline is derived from Coal tar Plant gums Petroleum Wool wax Coal tar Plant gums Petroleum Wool wax ANSWER DOWNLOAD EXAMIANS APP