Zinc blende, or sphalerite, can be described as having a face-centered cubic unit cell with sulfur atoms at each lattice point and four zinc atoms within the unit cell. What is the empirical formula for this material? Follow standard convention for writing an empirical formula (ex. for AlCl3 enter AlCl3 not Cl3Al).

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

What are transitions between a liquid and a solid called? identify which way they are transitioning