2 Answered Questions for the topic Don't Know The Answer
04/03/18
The half life of a radioactive element is 23 days. How long until 21% of the initial amount remains? Include units in your answer?
The half life of a radioactive element is 23 days. How long until 21% of the initial amount remains? Include units in your answer?
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Don't Know The Answer
02/05/18
is it true Foods that allow microorganisms to grow are called parasites.
I don't know the answer and I would like some help. I think the anwser is true.
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