Question 140(i) Consider a quantity of a radioactive substance. The fr

1.	Question 140(i) Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression 3−t What frcation of the substance remains after 7 half-lives?
Answer» Question 140(i) Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression $3^{- t}$ What frcation of the substance remains after 7 half-lives?

Question 140(i) Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression 3−t What frcation of the substance remains after 7 half-lives?

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Question 140(i)

Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression $3^{- t}$
What frcation of the substance remains after 7 half-lives?

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Question 140(i) Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression 3−t What frcation of the substance remains after 7 half-lives?

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