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