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Mathematics, 21.06.2019 15:00
Answer this question! 30 points and brainliest! only if you know the answer.
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Mathematics, 21.06.2019 23:20
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
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Mathematics, 22.06.2019 00:00
Parallelogram efgh is a rectangle. he = 6, and fe = 8. find ge: and find fj:
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