12-06-2021, 03:38 AM
This means that pure substances are either elements or compounds. Everything else is a mixture. Now, coffee is neither an element nor a compound, so it is not a pure substance. Is aluminum foil a compound? Aluminium foil is only made up of aluminium atoms itself and the formula of aluminium foil will be “Al” like aluminium element. is aluminum heterogeneous or homogeneous
