True or false. gas particles never touch each other.

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

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table