Explain the radioactivity is due to uranium 238

Reference no: EM13561064

The half life of Uranium-238 is 4.5 x 10^9 yr. A sample of rock of mass 1.6 g is found to produce 29 dis/s. Assuming all the radioactivity is due to Uranium 238, find the percent by mass of Uranium 238 in the rock.

Reference no: EM13561064

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