Recent content by chrisg20

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    How to Determine the Number of Atoms in a Given Volume of Al2O3?

    I have the density of Al2O3 as 3.97 Mg/m3. The volume of the material is 25.45mm3. Since mass=density x volume, I can get the mass but don't know how to find the number of atoms from there.
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    How to Determine the Number of Atoms in a Given Volume of Al2O3?

    Homework Statement Given a volume of Al2O3, how many atoms of each element? Homework Equations The Attempt at a Solution