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A sample originally contains 16 grams of a radioactive isotope. It has a half-life of 320 days. After how many days will 10 grams of the isotope remain?

Responses

125 days

36 days

217 days

435 days

User Arma
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1 Answer

2 votes

Answer:

217 days.

Explanation:

User BadFileMagic
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