The sucrose molecules dissolve as they are separated from the other molecules and mix into the water. The sucrose molecule has many oxygen-hydrogen (O–H) bonds which are polar. The charge-density ...

The same amount of salt is added to hot and cold water. There is not much difference in the amount of salt that dissolves in the hot and cold water. Sucrose has many O–H bonds which are polar. The ...

There are some materials that do not dissolve in water. If you taste the water, you will find that it's sweet! The sweet taste shows that the sugar is still there, even though you can't see it.