Chromium forms a body centered cubic unit cell. If the radius of a chromium atom is 125 pm, what is the density of chromium in g/cm3?

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Modern weaponry has increased the number of deaths in wars and violent conflicts.