Chemistry, asked by lakes5435, 1 year ago

The half life period of radium is 1600 years. The fraction of a sample of radium that would remain after 6400 years is

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Answered by Mustafa59

7

No. of half lifes = 6400/1600 = 4. After1st half life = 1/ ... So, the fraction that will remain after the 4th half life = 1/16. 3.5. 4 votes.

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