The half-life of radium-226 is 1,600 years. It decays into radon-222. What fraction of the original amount of radium-226 in a sa
mple will still be radium
after 8,000 years?
A.1/8
B.1/4
c.1/32
D.1/16
2 answers:
Answer:
Your answer will be C. 1/32
Answer:
C. 1/32
Explanation:
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