college chem

posted by .

europium crystallizes in a body-centered cubic cell (the Eu atoms occupy only lattice points). calculate the mass of the unit cells

  • college chem -

    2*atomic mass Eu/6.02E23 = ?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. CHEM

    Info: The atoms of crystalline solid pack together into a three-dimensional array of many small repeating units called unit cells. The simplest of the unit cells are those that have cubic symmetry, with atoms positioned at the corners …
  2. CHEM****

    Initial info: The atoms of crystalline solid pack together into a three-dimensional array of many small repeating units called unit cells. The simplest of the unit cells are those that have cubic symmetry, with atoms positioned at …
  3. Chemistry

    The unit cell with all sides the same length and all angles equal to 90 degrees that has lattice points only at the corners is called monoclinic body-centered cubic primative cubic face-centered cubic spherical cubic
  4. Chemistry

    An element crystallizes in a body-centered cubic lattice. The edge of the unit cell is 3.5 Angstrom, and the density of the crystal is 7.39g/cm^3. Calculate the atomic weight of the element. A= ?
  5. chemistry

    This problem is from my chemistry book and I am having a little trouble with the intermediary steps: Barium metal crystallizes in a body- centered cubic lattice (atoms at lattice points only) The unit cell edge length is 502 pm, and …
  6. chemistry

    Vanadium crystalizes in a body centered cubic lattice (the V atoms occupy only the lattice points) how many V atoms are present in a unit cell?
  7. chemistry

    I have a unit cube question to which the answer is given that I'm trying to figure out. The question is: If under conditions of high pressure & temperature, the crystalline structure rearranges to form a face-centered cubic unit cell, …
  8. science

    The lanthanide metal europium (Eu) forms a crystalline solid with a cubic unit cell of edge length 3.854 Å. The density of europium is 4.408 g cm-3. The crystal structure of solid europium is a. body-centered cubic b. simple cubic …
  9. AP Chemistry

    iron has a density of 7.86 g/cm3 and crystallizes a body centered cubic lattice. Show that only 68% of a body centered lattice is actually occupied by atoms, and determine the atomic radius of iron
  10. college chem

    metallic iron crystallizes in a cubic lattice. The unit cell edge length is 287 pm. The density of iron is 7.87 g/cm^3. Calculate the mass (in grams) of one unit cell

More Similar Questions