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March 25, 2017

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Po-218 is an alpha emitter with a half-life of 3.0 minutes. If a sample contains 42 mg of Po-218, how many alpha emissions would occur in 6.0 minutes?

  • Chemistry - ,

    Well, 3/4 have disintegrated.

    3/4 *42mg/218 * avagradro's number.

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