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3 years ago

13

Uranium-235 has a half-life of 713 million years, while carbon-14 has a half-life of about 5,730 years. Which isotope would be m

ore useful for dating a fossil from Precambrian time?

2 answers:

vodka [1.7K]3 years ago

8 0

Uranium - 235. It has a longer half - life, which means that it can be used to trace events/items further back in history than carbon - 14 can.

nirvana33 [79]3 years ago

3 0

Uranium-235 is more useful.

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