A student determines the aluminum content of a solution by first precipitating it as aluminum hydroxide, and then decomposing the hydroxide to aluminum oxide by heating. How many grams of aluminum oxide should the student obtain if her solution contains 34.0 mL of 0.441 M aluminum nitrate?

Why does a cake rise when you bake it? ♡

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.

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils