Question 84 ."Radium being a member of the uranium series occurs in uranium ores. If the half lives of uranium and radium are respectively 4.5 x 109 and 1,620 years, calculate the relative proportions of these elements in a uranium ore, which has attained equilibrium and from which none of the radioactive products have escaped.?
Question 84 ."Radium being a member of the uranium series occurs in uranium ores. If the half lives of uranium and radium are respectively 4.5 x 109 and 1,620 years, calculate the relative proportions of these elements in a uranium ore, which has attained equilibrium and from which none of the radioactive products have escaped.?
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Transcribed Image Text:Question 84
."Radium being a member of the uranium
series occurs in uranium ores. If the half
lives of uranium and radium are
respectively 4.5 x 109 and 1,620 years,
calculate the relative proportions of these
elements in a uranium ore, which has
attained equilibrium and from which none
of the radioactive products have
escaped.?
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