Mathematics

Mathematics, 22.06.2019 16:30, chrisspa13

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days. a. how many half-lives of polonium-210 occur in 1104 days? b. how much polonium is in the sample 1104 days later?

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Mathematics, 05.07.2019 00:30, wendii87wh

Suppose a laboratory has a 61 g sample of polonium-210. the half-life of polonium-210 is about 138 days. a. how many half-lives of polonium-210 occur in 828 days? b. how much polonium is in the sample 828 days later? a. 6; 10.17 g b. 6; 0.95 g c. 6; 4,209 g d. 6; 0.48 g

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Mathematics, 15.07.2019 07:30, quintinjerome

Suppose a laboratory has a 31 g sample of polonium-210. the half-life of polonium-210 is about 138 days. a. how many half-lives of polonium-210 occur in 966 days? b. how much polonium is in the sample 966 days later?

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Mathematics, 18.07.2019 05:30, 0465834wu1

Suppose a laboratory has 26g sample of polonium-210. the half life of polonium is about 138 days.how many half lives of polonium 210 occur in 276 days? how much polonium is is in the sample 276 days later?

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Mathematics, 03.08.2019 06:30, Anthonyxxx1

Suppose a laboratory has a 31 g sample of polonium-210. the half-life of polonium-210 is about 138 days. a. how many half-lives of polonium-210 occur in 966 days? b. how much polonium is in the sample 966 days later? 7; 4.43 g 7; 2,139 g 7; 0.24 g 8; 0.12 g

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