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