Geography, 13.03.2021 02:00, Dragonskeld
An unstable isotope we will call A has a half-life of 40,000 years and decays to a stable
isotope we will call B. A mineral forms from a magma and becomes part of an igneous rock.
Initially, it contains no B atoms. A geologist analyzes the mineral and finds a ratio of atoms of
A to atoms of B of 1:7. Assuming no leakage in the environment, how old is the mineral?
Answers: 2
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Dose local topography and sea surface temp contribute to differences in climate between baeious localities
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An unstable isotope we will call A has a half-life of 40,000 years and decays to a stable
isotope w...
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