4 Lef's say you find a fossil in a layer of shale. How might you determine the age of the shale?
1 answer:
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Simple dimensional analysis.
okay so youll need a periodic table to look up the molar mass. youll be given either an amount of grams or moles.
okay so youll need a periodic table to look up the molar mass. youll be given either an amount of grams or moles.
<h2>Answer:</h2>
Average atomic mass of an element is the sum of the masses of its isotopes each multiplied by its natural abundance