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In-s [12.5K]
3 years ago
11

Can anyone help with one or two of these questions? ill give brainliest

Biology
1 answer:
Marianna [84]3 years ago
6 0

Answer:

1.  1.00(1/2)^151/30.2= 31.3 g

2. 24g-->1.4 g = 4 half-lives, so 4*5730= 22920 years

3.  64g-->2.0g = 5 half-lives, so 12.5/5= 2.5 hours

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