FACTORS AFFECTING SOLUBILITY & SOLUBILITY CURVES

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.HS-PS1-5

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

• Surface area

• Temperature

• Type of solute/solvent

• Stirring

Which would dissolve fastest?

• sugar cubes in hot water

• sugar cubes in cold water

• granular sugar in cold water

• granular sugar in hot water

Tags

NGSS.HS-PS1-5

What are the factors that affect solubility?

• rate of stirring

• particle size

• temperature

• all of these

Tags

NGSS.HS-PS1-5

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.HS-PS1-5

Which of the following statements is true?

• B is a saturated solution

• A is a supersaturated solution

• C is an unsaturated solution

• None of the above

A solution that is able to dissolve additional solute is best described as

• supersaturated.

• concentrated.

• saturated

• unsaturated.

The ability of a solute to be dissolved is called its

• nature

• mixture

• solubility

• solvent

What is the maximum temperature where at least 60 g of HCl can dissolve?

• 35 ⁰C

• 45 ⁰C

• 55 ⁰C

• 65 ⁰C

Tags

NGSS.HS-PS1-5

Which salt is LEAST soluble at 0 ºC?

• KNO₃

• Ce₂(SO₄)₃

• K₂Cr₂O₇

• KClO₃