* Slower dissolution rate: Salt dissolves more slowly in cold water than in hot water because the water molecules are moving more slowly and have less energy to break apart the salt crystals.

* Lower solubility: The solubility of salt in cold water is lower than in hot water, meaning that less salt can dissolve in a given amount of cold water.

* Higher density: Cold water is denser than hot water, so the salt crystals sink to the bottom of the container and dissolve more slowly.

In boiling water:

* Faster dissolution rate: Salt dissolves more quickly in boiling water because the water molecules are moving more quickly and have more energy to break apart the salt crystals.

* Higher solubility: The solubility of salt in boiling water is higher than in cold water, meaning that more salt can dissolve in a given amount of boiling water.

* Lower density: Boiling water is less dense than cold water, so the salt crystals are more evenly distributed throughout the water and dissolve more quickly.

In general, the higher the temperature of the water, the faster the dissolution rate and the higher the solubility of salt.