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Chemistry, 21.06.2019 12:30, kitt90335
Asample 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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Who discovered a pattern to the elements in 1869?
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In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next
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What are three facts about the carbon family...
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