Chemistry The graphite rods in the nuclear reactor undergo combustion which triggers the nuclear fission convert fast moving neutrons into thermal neutrons produce neutrons react with U to release energy undergo combustion which triggers the nuclear fission convert fast moving neutrons into thermal neutrons produce neutrons react with U to release energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was gold copper bronze iron gold copper bronze iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electropositive elements among the following is Ca Cs Na K Ca Cs Na K ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is adding sodium carbonate boiling adding caustic soda distillation adding sodium carbonate boiling adding caustic soda distillation ANSWER DOWNLOAD EXAMIANS APP