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After three half-lives, what fraction of a radioactive sample has decayed 5/6 1/2 7/8 2/3

After three half-lives, what fraction of a radioactive sample has decayed 5/6 1/2 7/8 2/3
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After three half-lives, what fraction of a radioactive sample has decayed

5/6
1/2
7/8
2/3

asked
User Robottobor
by
8.2k points

2 Answers

2 votes

Answer:

7/8

Step-by-step explanation:

answered
User Mcope
by
9.1k points
3 votes

Answer:

It has to be 5/6 your adding 2 to both the numerator and denominator each time

Step-by-step explanation:

answered
User Matrice
by
7.7k points
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