Activity Take: Question - Calculating the Density of a Solid Copper forms a face-centered cubic lattice, and a copper atom is 256 pm in diameter. Calculate the density of copp Submit Answer Try Another Version

At 20. C the vapor pressure of white phosphorus is 0.0254 mmHg; at 40. C it is 0.133 mmHg. Use the Clausius-Clapeyron equation to estimate the heat of sublimation (J/mol) of white phosphorus.

Describe the unit cell of lithium (see Figure).

Use the References to access important values if needed for this question. The substance cesium is found to crystallize in a cubic lattice, with an edge length of 605.0 pm. If the density of solid cesium is 1.993 g/cm, how many Cs atoms are there per unit cell? Your answer should be an integer: atoms Submit Answer Retry Entire Group No more group attempts remain