Go to the reagent bench and get a mortar and pestle. Place a small lump of sulfur in the mortar. Return to your bench and grind the sulfur to a powder. Pour the ground sulfur powder into the trash can. Wipe the sulfur off the mortar and pestle well with a paper towel and return them to the reagent bench.



Observations: _____ ________


Is this a chemical or a physical change? ______ _______