If the ratio of U-238 to Pb-206 atoms is 1:1, how old is
the zircon crystal?
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Ответ:
Chemical structure determines the molecular geometry of a compound by portraying the spatial arrangement of atoms and chemical bonds in the molecule. This provides chemists with an important visual representation of a chemical formula. Enantiomers are chiral molecules that are mirror images.
Explanation:
Answer credits: Go o g l e
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