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Sully works as a geologist in the southwestern united states. he plans to choose an unstable isotope to find the absolute age of a rock sample. which two aspects must he consider before making his choice? two answers 14 points 1 there should be a sufficient amount of the selected isotope in the rock. the isotope should be one that decays at a very fast rate. 2 the isotope must not be found in any neighboring rocks. 3 the half-life of the isotope must be long enough to capture the age of the rock. 4 there should be more than one unstable isotope in the rock.
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Sully works as a geologist in the southwestern united states. he plans to choose an unstable isotope...
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