2 years ago

A sample has a half-life of 1000 years. 1/2 of the isotopes are parents. How old is it?

2 answers:

Zina [86]2 years ago

8 0

The correct answer is A

6 0

The answer is A you just divide the numbers

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dezoksy [38]

Answer:

Answer 3 (-6x-2y=12)

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3 years ago