Chemistry, 30.07.2019 15:30 robinsonchristopher0
Scientists found a fern fossil in some rock layers of the grand canyon. they estimated that a sample of one of the fossils originally contained 1000 carbon-14 atoms when it became 'fossilized', and at the time it was tested, it only contained 250 carbon-14 atoms. look at the chart below. how old is the fossil?
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Scientists found a fern fossil in some rock layers of the grand canyon. they estimated that a sample...
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