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Physics

Answered

A radioactive element has a half life of 4 days. The fraction that has decayed in 16 days is

A. ¾
B. ¼
C. 15/16
D. 1/16

Sagot :

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Answer:

16 days = 4 half lives. The fraction left 16 days = after 4 half live, = (1/2)4 = (1)/16. a. po sagot

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