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Asample contains 16.75 g of the radioisotope u-236 and 50.25 g of its daughter isotope, th-232. how long did it take for decay to take place if one half-life of u-236 is 23 million years? 46 million years 69 million years 92 million years 115 million years
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If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water
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What is i fracture in the crust called when land move up, down or sideways
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Chemistry, 22.06.2019 14:30
How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.
Answers: 2
Which equation is a decomposition reaction?
li2co3 --li2o + co2
zn + hcl -- zncl2 + h2<...
li2co3 --li2o + co2
zn + hcl -- zncl2 + h2<...
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