Posted by
**Connor** on
.

The half-life of Radium-223 is 11.43 days. If a sample has a mass

of 900 mg, find the mass (in mg) that remains after

5 days

Monday

March 27, 2017
Posted by
**Connor** on
.

The half-life of Radium-223 is 11.43 days. If a sample has a mass

of 900 mg, find the mass (in mg) that remains after

5 days

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