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 (g/mol)

Show and image of the mixtures or write them

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

Answer ozone (o3) is made of three atoms of oxygen, it is a molecule;

English , i don't understand spanish.