Coolone20 Coolone20

16-04-2020
Mathematics

contestada

Question 2 (5 points)
Strontium-90 has a half-life of about 29 years. After 65 years, about how many
grams of a 25-gram sample will remain?
O 12.5
O 5
O 19
18

Respuesta :

sabahil sabahil

16-04-2020

Answer:

12.5

Step-by-step explanation:

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