Mathematics, 02.02.2020 17:54 meeks7442

Consider that the half-life of polonium-210 is 140 days. what approximate daily percentage of decay does polonium-210 demonstrate? % (round to two : use the rule of 70 backwards by dividing by the half-life period instead of the rate.) what percentage of the original amount of polonium-210 would be left after 425 days of decay? % (round to two decimals.)

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Consider that the half-life of polonium-210 is 140 days. what approximate daily percentage of decay...

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