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Mathematics, 09.09.2021 05:40 shayyy49
Help on this question please
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Mathematics, 21.06.2019 23:20, jessicasbss6840
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
Spanish, 30.01.2020 09:58
Mathematics, 30.01.2020 09:58
Mathematics, 30.01.2020 09:58