Factors Affecting Solubility Lab

In our solubility labs, an increase in temperature resulted in what?

• an increase in solubility

• a decrease in solubility

The smaller the particle size (larger surface area per unit volume) meant what?

• an increase in solubility

• a decrease in solubility

Which will dissolve faster, crushed table salt or crystal of table salt?

• crushed table salt

• crystal of table salt

Stirring the solution increases or decreases the solubility?

• increases
• decreases

What combination would dissolve a solid solute the fastest?

• high temperature, no stirring

• no heat, no stirring

• sugar cube, no heat

• high temperature, stirring

Which of the following actions will NOT increase the rate of dissolution (dissolving) for solids?

• Stirring the solution

• Decreasing the temperature

• Increasing the surface area of the

  solute

• Increasing the temperature