Question

An unknown metal is found to have a density of 7.8748 g/cm3 and to crystallize in a body-centered cubic lattice. The edge of the unit cell is found to be 0.28864 nm . Calculate the atomic mass of the metal.

Answer #1

An unknown metal is found to have a density of 7.1800 g/cm3 and
to crystallize in a body-centered cubic lattice. The edge of the
unit cell is found to be 0.28864 nm .
Calculate the atomic mass of the metal.
please show all formulas and units!

The substance tantalum is found to crystallize in a body
centered cubic unit cell and has a density of 17.01 g/cm3 using
these data. Calculate the atomic radius of Tantalum in
picometers

Nickel crystallizes in a face-centered cubic lattice. If the
density of the metal is 8.908 g/cm3, what is the unit cell edge
length in pm?

1. Rubidium metal has a
body-centered cubic structure. The density of the metal is 1.532
g/cm3. Calculate the radius of the rubidium atom. Assume
that rubidium atoms are spheres. Then note that each corner sphere
of the unit cell touches the body-centered sphere.
2. Copper metal has a face-centered
cubic structure. The density of the metal is 8.93 g/cm3.
Calculate the radius of the copper atom. Assume that copper atoms
are spheres. Then note that the spheres on any face...

The substance calcium is found to crystallize
in a cubic lattice, with an edge length of 556.0
pm. If the density of solid calcium is
1.549 g/cm3, how many
Ca atoms are there per unit cell?
Your answer should be an integer:______ atoms

Copper crystallizes with a face-centered cubic lattice and has a
density of 8.93 g/cm3.
a.) Calculate the mass of one unit cell of copper (in grams) b.)
Calculate the volume of the copper unit cell (in cm3). c.)
Calculate the edge length of the unit cell (in cm). d.) Calculate
the radius of a copper atom (in pm).

what is the atomic mass of the metal?
The density of a sample of metal was measured to be 8.90 g/cm3 .
An X-ray diffraction experiment measures the edge of a
face-centered cubic cell as 352.4 pm .

The density of solid Fe is 7.87 g/cm3. How many atoms are
present per cubic centimeter of Fe? As a solid, Fe adopts a
body-centered cubic unit cell. How many unit cells are present per
cubic centimeter of Fe? What is the volume of a unit cell of this
metal? What is the edge length of a unit cell of Fe?

An element crystallizes in a body-centered cubic lattice. The
edge of the unit cell is 3.37 Å in length, and the density of the
crystal is 7.88 g/cm3 .
Calculate the atomic weight of the element.
Express the atomic weight in grams per mole to three significant
digits.

A metal crystallizes in a face-centered cubic cell and had a
density of 11.9 g/cm3. If the radius of the metal atom is 138 pm,
what is the molar mass of the metal? What metal is it?

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