you want to create 12g of copper to meld into a piece of jewelry. you know that when copper (11) chloride reacts with aluminum, copper is a product. how much aluminum would you need to start your reaction with to get 12g of copper? (write and balance the equation first)

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

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

What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride