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Which of the Following Radioisotopes Could Be Used to Accurately

Question 67

Multiple Choice

Which of the following radioisotopes could be used to accurately date a fossil that is thought to be over 750 million years old?

A) ²³⁸U
B) ¹⁴C
C) ²³⁵U
D) ²³⁵U or ²³⁸U
E) ¹⁴C or ²³⁵U

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