Assume the half life of some radioactive element is 100 years. After 300 years have gone by, how much of the original radioactive element is left? O 1/2 O 1/4 1/8 O1/16
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A: Given. t/T = 2 N(t) = No(1/2)t/T
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Q: A radioactive sample containing approximately 6.52×10¹3 radioactive nuclides has a half-life of 5730…
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A: Half-life is the duration of time needed for decay of the half of the radioactive atoms in a given…
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A: Half life for a radioactive material is the time taken by the material to radiate to it's half…
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Q: Radon gas has a half-life of 3.83 days. If 3.28 g of radon gas is present at time t = 0, what mass…
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A: Mass of Deuterium is given as = 2.014102 No of protons in hydrogen 1 = 1
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A: Given data: Half-life τ1/2=25 hr. Fraction of atom disintegrated n=18. Let No be the initial…
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A: Initial mass of cesium (mo) = 32 kg half life of cesium (t1/2) = 30 years time (t) = 90 years
Q: Which choice below is best for the mass of 4-He? [helium with a mass number of 4] (2) Element (4)…
A: Given data: Mass number of helium = 4 Required: Mass of helium
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