Question

how can you seperate iron filling, sulfur, potassium chromate and aspirin. Please use the seperation of matter process I need this before thursday june 7, 2013

Answer 1

A magnet can be used to separate the components of this mixture. It will attract iron. Then, the mixture must be dissolved in water and sulfur will be filtered. Potassium chromate and aspirin solution subjected to extraction with ethylacetate. Then the solvents are evaporated -from the aqueous layer we obtain potassium chromate and in organic layer will be aspirin.