SOLUTION: The half-life of 89 grams of Kryptonite is 13 days. How many grams of Kryptonite is left after 26 days? Answer in decimal form. If the decimal does not end, round off to the neares

Question 1099900: The half-life of 89 grams of Kryptonite is 13 days. How many grams of Kryptonite is left after 26 days? Answer in decimal form. If the decimal does not end, round off to the nearest hundredths place.
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.

Half of 89 grams of "K" will remain after first 13 days,

and half of the half after next 13 days.


After all, it will be  grams of the substance "K" after 26 days.


Answer.   = 22.25  grams of the substance "K" after 26 days.

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