Which color would have the shortest wavelength? ! a) redb) yellowc) greend)blue

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

What best discribes the relationship between wavelength and frequency in a electromagnetic wave