Chemistry Homework Help

Browse Homework Solutions

73 solutions

Unit Cell

Q. Nickel has a face-centered cubic unit cell. How many atoms of Ni are present in each unit cell? Express your answer as an integer.

Solved • Jan 27, 2020

Unit Cell

Q. Molybdenum has a body-centered cubic unit cell. How many atoms of Mo are present in each unit cell? Express your answer as an integer.

Solved • Jan 27, 2020

Unit Cell

Q. NIckel, Ni, has a face-centered cubic structure with an edge length of 352 pm. What is the density of this metal? Use the periodic table as needed. Express your answer with the appropriate units.

Solved • Jan 27, 2020

Unit Cell

Q. Rank the crystal lattice structures in order of decreasing efficiency of space in the structure. Rank from most to least efficient use of space. To rank items as equivalent, overlap them.

Solved • Jan 27, 2020

Unit Cell

Q. Which compound is most likely to crystallize in the zinc blende structure (Zn2+ radius = 74 pm; S2− radius = 184 pm)?

Solved • Jan 26, 2020

Unit Cell

Q. The volume of a unit cell of calcium is 0.1730 nm3 and the density of calcium is 1.54 g/cm3 . Find the number of calcium atoms in a unit cell of calcium.

Solved • Jan 26, 2020

Unit Cell

Q. The unit cell of a ceramic comprised of elements A, B, and C, can be described as a cube with A atoms at the corners of the cube, B atoms in the face-centered positions, and C atoms at the middle of each edge of the cube. The one face of the cell is diagrammed below. The simplest formula for the compound is

Solved • Dec 31, 2019