How many grams of aluminum chloride is produced if 400 mg of aluminium hydroxide is used? Al(OH) 3 +HCl AlCl 3 +H 2 O .

A__ is two or more substances that are together in the same place but are not chemically combined

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm