Explain what is the age of a rock whose 40ar /40k ratio

Reference no: EM13490202

What is the age of a rock whose 40Ar /40Kratio is 1.25? The half-life of 40 K is 1.28 times 10^9years Formulas ln(N)t/(N)o =-k+ + 1/2 =0.693 /k

Reference no: EM13490202

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