1. How many moles of hydrogen gas are produced from the reaction of 16.5 moles of
aluminum metal with excess, concentrated
hydrochloric acid?
Al(s) + HCl(aq)
-
AlCl3(aq) + H2(g)

What is the polyatamic ion of borate

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.