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hammer [34]
3 years ago
11

PLEASE HELP

Biology
1 answer:
ss7ja [257]3 years ago
4 0

Answer:

A( stages

Explanation:

hhj

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Scientist are studying an 500g. Sample of a radioactive element. Which has an annual decay rate of 11%. How many grams of the sa
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Unknown:

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  This is a simple percentages problem;

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In 10years time, the sample would have lost 10 x 55g = 550g of element.

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