Chemistry, 21.09.2019 12:00 mianelson367
The half-life of radioactive element krypton-91 is 10 seconds. if 16 grams of krypton-91 are initially present, how many grams are present after 10 seconds? after 50 seconds?
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The half-life of radioactive element krypton-91 is 10 seconds. if 16 grams of krypton-91 are initial...
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