Biology, 19.11.2020 18:40, tre9990

The table below shows the half-life of an element Half-Life Data Element Half-Life Uranium-235 700 million years Scientists have found that the uranium-235 content of an unknown prehistoric sample was reduced to one-half. What best describes the identity of the sample? O A rock that formed 700 million years ago O A rock that formed 1,400 million years ago An organism that died 700 million years ago An organism that died 1,400 million years ago

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The table below shows the half-life of an element Half-Life Data Element Half-Life Uranium-235 700 m...