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

Mathematics

2 answers:

Zina [86]2 years ago

8 0

The correct answer is A

8_murik_8 [283]2 years ago

6 0

The answer is A you just divide the numbers

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$\bigstar\:{\underline{\sf{In\:right\:angled\:triangle\:ABC\::}}}\\\\$

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⠀⠀⠀

$\bf{\dag}\:{\underline{\frak{By\:using\:Pythagoras\: Theorem,}}}\\\\$

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