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Chemistry, 23.10.2020 22:50 marieminnerly1628
A sample originally contained 1.28 g of a radioisotope. It now contains 1.12 g of its daughter isotope. How many half-lives have passed since the sample originally formed?
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A sample originally contained 1.28 g of a radioisotope. It now contains 1.12 g of its daughter isoto...
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