Find an equation of the line satisfying the following conditions. If possible, write the equation in slope-intercept form. Vertical, passing through (9, 3)

Calculate the energy of attraction (in J) between a cation with a valence of +3 and an anion with a valence of -2, the centers of which are separated by a distance of 2.1 nm.

What type of stereoisomerism is present in the polymer shown below?

What are the direction indices of the vector in the figure below? (negative number represents overhead bar)

Calculate the energy (in Joule) of attraction between a cation with a valence of +2 and an anion with a valence of -3, the centers of which are separated by a distance of 4.0 nm

Compute the linear density for Copper (FCC) in the [110] direction. The atomic radius of Copper is 0.128nm.

What is the degree of polymerization given that the material is polystyrene?

Compute the linear density for Silver (FCC) in the [111] direction. The atomic radius of Silver is 0.1445nm

Calculate the density (g/cm3) of a polymer having 31.2% crystallinity. The density of fully crystalline and fully amorphous polymer is 1.450 g/cm3 and 1.300 g/cm3 , respectively.

Calculate the density (in g/cm3) of BCC Tantalum with an atomic radius of 0.143 nm.