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trasher [3.6K]
3 years ago
8

The half-life of a radioactive kind of europium is 9 years. How much will be left after 18 years, if you start with 40 grams of

it ?
Mathematics
1 answer:
Viktor [21]3 years ago
6 0

Answer:There will be 10 grams left because you subtract half of the current amount from it every 9 years.

Step-by-step explanation:

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