Need help plz answer . Will mark brain
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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 03:20
Anumber is equal to twice a smaller number plus 3. the same number is equal to twuce the sum of the smaller number and 1. how many solutions are possible for this situation
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Mathematics, 22.06.2019 03:30
⦁plzzz me asap worth 30 points. part b: find the area of just the wood portion of the frame. this is called a composite figure. explain and show your work.
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