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Chemistry, 02.04.2020 00:59 KillerSteamcar

HALF LIFES CHEMISTRY PROBLEMS
1)How much of a 888lb sample of Radium-189 Remains after 3 half Lives?

2)If you start with 200g or Uranium-282,How much will remain of 4 half lives?

3)How much of a 750 gram sample of 42K is left after 12.4 hours?

4)How much of an 88 gram sample of 232Th of remains after 4.2x10^10 years?

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HALF LIFES CHEMISTRY PROBLEMS
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