According to the Bohr model of the atom, energy is emitted as light when electrons O fall back down to a lower energy level
O jump up to a higher energy level
are absorbed into the nucleus
O are ejected from the nucleus

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

Predict the products butane (c4h10) + oxygen —>

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!