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Cobalt 60 has a half-life of about 5 years. How many grams of 300 g sample will remain after 20 years? 1. 0.0625 g 2. 9.375 g 3. 18.75 g 4. 37.5 g
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Dec 20, 2019
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Cobalt 60 has a half-life of about 5 years.
How many grams of 300 g sample will remain after 20 years?
1. 0.0625 g
2. 9.375 g
3. 18.75 g
4. 37.5 g
Mathematics
high-school
ZeusSelerim
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Answer:
3. 18.75
Explanation:
took the test and got it correct
Tleb
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Dec 21, 2019
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Tleb
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after 5 years ...150g
after 10 years..75 g
after 15 years...37,5
after 20 years...
18,75 g
Dettorer
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Dec 27, 2019
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Dettorer
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