A compound has the formula m3n where m is a metal element and n is nitrogen. it contains 0.673g of n per grm of the metal. determine the relative atomic mass of m and so its identity

Acontrol during an experiment. might change remains constant does not exist does change

Listenbase your answer to the question on the information below.nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body.cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment.which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?