Multiple Choice
If you obtained a sample of rock from Venus and determined the abundances of and
in it,and found that for every 1 uranium atom there were 3 lead atoms,then what would the age of this rock be? Note that
decays to
with a half-life of 700 million years.Assume that there was no
in the rock when it originally formed.
A) 1.4 billion years
B) 2.8 billion years
C) 230 million years
D) 4.5 billion years
Correct Answer:

Verified
Correct Answer:
Verified
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