Is Fe a element or a compound?
Is Aluminum a element or a compound?
Is HCI a element or a compound?
Is Hydrogen Peroxide element or a compound?
Is H2 element or a compound?
Is NaOH element or a compound?

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

Why are people not able to scuba dive in the deep part of the ocean

What is the independent variable in this investigation? mass volume sample number substance density