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konstantin123 [22]

2 years ago

8

after 252 days, a 12.0-g sample of the radioisotope scandium-46 contains only 1.5 g of the isotope. what is the half-life of sca

ndium-46

1 answer:

wolverine [178]2 years ago

7 0

12➡6➡3➡1.5
① ② ③
3 half life = 252
half life = 84days

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