Decay Rate Ranking
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Decay Rate Ranking Rank the following from least to greatest activity. i one mole of nuclide with 1- hr half-life ii two moles of nuclide with 1-hr half-life iii one mole of nuclide with 2-hr half-life A.i, ii, iii B.iii, ii, i C.iii, i, ii
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Decay Rate Ranking. Rank the following from least to greatest activity. i one mole of nuclide with 1-hr half-life ii two moles of nuclide with 1-hr half-life iii one mole of nuclide with 2-hr half-life i, ii, iii iii, ii, i iii, i, ii i, then ii and iii tie. Elementary Particles. - PowerPoint PPT Presentation
Transcript of Decay Rate Ranking
Decay Rate RankingRank the following from least to
greatest activity.i one mole of nuclide with 1-hr half-lifeii two moles of nuclide with 1-hr half-lifeiii one mole of nuclide with 2-hr half-life
A. i, ii, iiiB. iii, ii, i C. iii, i, iiD.i, then ii and iii tie
Elementary ParticlesWhich is not an elementary,
fundamental, indivisible particle?A.photonB. electron C.neutrinoD.proton
PALA sample of a radioactive substance
with a half-life of 20 s contains 2 nanomoles.
A. Find the decay constant. 0.03465 s-1
B. Find the initial number of nuclei. 1.204e+15
C. Find the initial activity in kCi. 1.13 kCi
D.Find the time in minutes it takes for the decay rate to decrease to 1 Ci. 3.38 min