3 years ago

A radioactive substance decays at a rate of 3.4% per day. If it starts at 200 grams, how

1 answer:

3 0

Answer: 9

Step-by-step explanation:

Since the percent is decaying, you subtract 3.4 from 100, which gets you 96.6

200(0.966)^9 gets you 146.5 which is less than 150

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