21. In a flask, 10,3 g of aluminum reacted with 100,0 g of liquid bromine to form
aluminum bromide. After the reaction, no aluminum remained and 8.5 grams of
bromine remained unreacted. How many grams of bromine reacted? How many
grams of compound were formed?

How many molecules are found in 1.32 mol of nacl?

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol