Factors affecting solubility

In a solid to liquid mixture, an increase in temperature means...

• increase in solubility
• decrease in solubility

Tags

NGSS.MS-PS1-4

In a gas to liquid mixture, an increase in temperature means...

• increase in solubility
• decrease in solubility

Tags

NGSS.MS-PS1-4

Stirring the solution increases or decreases the solubility?

• increases
• decreases

Which of the following statements is true about how using smaller salt crystals would affect the rate of making a salt solution in water?

• Smaller crystals increase the surface area and slow down dissolving.
• Smaller crystals decrease the surface area and speed up dissolving.
• Smaller crystals increase the surface area and speed up dissolving.
• Smaller crystals decrease the surface area and slow down dissolving.

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

• crushed table salt

• crystal of table salt

Tags

NGSS.MS-PS3-4

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What combination would dissolve a solid solute the fastest?

• high temperature, no stirring

• no heat, no stirring

• sugar cube, no heat

• high temperature, stirring

Tags

NGSS.MS-PS1-4

Decreasing the pressure of gases in liquids means...

• increase in solubility 
• decrease in solubility

True or False: Smaller particles have more edges and corners where the solvent can being contact.

• True
• False

Which of the following has the least effect on how fast something dissolves?

• Surface area

• Temperature

• Type of solute/solvent

• Stirring