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