You chemically analyze a small sample of a meteorite. K-40 and Ar-40 are present in a ratio of approximately 1.65 units of K-40 atoms to 8.35 units of gaseous Ar-40 atoms
How old is the meteorite given the half-life of this decay is 1.25 billion years?
A) 1.25 billion years
B) 5.00 billion years
C) 2.75 billion years
D) 3.25 billion years
D
Physics & Space Science
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Physics & Space Science