Diamond does not dissolove
Gas or solid
If the solid is soluble (can dissolve) then it will dissolve in the liquid and give you a solution.
Solid doesn't spread.
In the water
Salt is a solid; water can dissolve candies.
This solid is called a solute.
when the total surface of the solid is large
A measure of how much solid will dissolve in a given amount of liquid is known as the "solubility" of that compound in that liquid.
PbSO4 is a solid that will not dissolve in water.
a solid that can dissolved is called a soluble
It depends on the liquid and the solid
A saturated solution will usually dissolve more solid solutes if it is stirred or heated.