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 iron bronze copper gold iron bronze copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electropositive elements among the following is Cs K Ca Na Cs K Ca Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is boiling distillation adding sodium carbonate adding caustic soda boiling distillation adding sodium carbonate adding caustic soda ANSWER DOWNLOAD EXAMIANS APP
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