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Solnce55 [7]
3 years ago
5

Element X decay radioactively with a half life of 14 minutes. if there are 490 g of element X how long to the nearest 10th of a

minute will it take the elements of a case of 123 g
Mathematics
1 answer:
IgorC [24]3 years ago
8 0

Answer:

27.9

Step-by-step explanation:

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Natasha2012 [34]

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