How many grams of aluminum will be needed to react with 48.3 grams of bromine? (steps included!)

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

Answer///an early form of the atomic theory; dalton atomic theory;