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Mathematics, 04.12.2019 00:31, abigail251
The half-life of the radioactive element krypton-91 is 10 seconds. if 16 grams of krypton-91 are initially present, how many grams are present after 35 seconds? a=a0ekt
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The half-life of the radioactive element krypton-91 is 10 seconds. if 16 grams of krypton-91 are ini...
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