Chemistry, 14.12.2021 22:50 takaylawynder

A sample contains 16. 75 g of the radioisotope U-236 and 50. 25 g of its daughter isotope, Th-232. How long did it take for decay to take place if one half-life of U-236 is 23 million years? 46 million years 69 million years 92 million years 115 million years.

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A sample contains 16. 75 g of the radioisotope U-236 and 50. 25 g of its daughter isotope, Th-232. H...