jayfmusic06 jayfmusic06

20-03-2024
Mathematics

contestada

. Enter only the
number. For example, enter "8" not "x = 8." Round to the nearest hundredth.

A radioactive isotope has a half-life of 9 minutes. If there are 210 grams of the isotope, how long, to the nearest hundredth of a minute, would it take the element to decay to 20 grams?

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