What mass of ice could be made if 91,000 J of energy was removed from water at 0.0 0 C?

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 would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

What is the common name for the compound shown here? enter the common name of the compound shown?