Radium-226 has a half-life of 1600 years. If a fossil has 44% of it's original Radium-226 left, how old is it?
Round your answer to the nearest tenth of a year.

Name: Radium-226 has a half-life of 1600 years. If a fossil has 44% of it's original Radium-226 left, how old is it? Round your answer to the nearest tenth of a year.
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The Answer of Radium-226 has a half-life of 1600 years. If a fossil has 44% of it's original Radium-226 left, how old is it?
Round your answer to the nearest tenth of a year.

Radium-226 Has a Half-Life of 1600 Years