Chemistry, 28.06.2019 01:00, totie7712

The half-life of polonium-218 is 3.0 minutes. if you start 10.0 g, how long will it be before only 5.0 g remains?

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The half-life of polonium-218 is 3.0 minutes. if you start 10.0 g, how long will it be before only 5...