Rank the following in order (fastest to slowest) of dissolving time in water: granulated sugar (regular table sugar), powdered sugar, and sugar cubes. Explain, relating to the collision theory, why you expect them to fall in this order. (assume all sugar is sucrose and water temperature is the same for all samples).

Question

Zale101 · Answer

The rate of the reaction depends on the greater surface area to volume ration of the matter you are dealing with. Which surface to volume ratio is greater? A sugar cube or a granulated sugar?