* Surface Area: Graduated crystals have a much larger surface area compared to a single sugar cube of equal mass. This means there are more points of contact for the reactants to interact.

* Rate of Reaction: The rate of a chemical reaction is directly proportional to the surface area of the reactants. The more surface area exposed, the more opportunities for collisions and reactions to occur.

Think of it this way: Imagine you're trying to dissolve sugar in water. The granulated crystals will dissolve faster than a sugar cube because their smaller size allows them to interact with the water molecules more readily.