Staar Practice Solubility

A _______ solution contains more solute than would normally dissolve at a certain temperature.

• unsaturated
• suspended
• saturated
• supersaturated

When no more sugar will dissolve in a glass of water, the solution is

• unsaturated
• saturated
• supersaturated
• suspended

When you measure how fast a solute dissolves, you are measuring the

• amount of dissolving
• rate of particle movement
• amount of particle movement
• rate of dissolving

Tags

NGSS.HS-PS1-5

The substance being dissolved is the solvent, and the substance doing the dissolving is the solute.

• True
• False

Which solute does not increase in solubility as temperature rises?

• NH₃
• NaNO₃
• KNO₃
• NaCl

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-4

Which solute is the most soluble at 10 ⁰C?

• KI
• KClO₃
• NH₄Cl
• NH₃

Tags

NGSS.HS-PS3-4

At approximately what temperature does the solubility of sodium chloride, NaCl, match the solubility of potassium dichromate, K₂Cr₂O₇?

• 60 ºC
• 30 ºC
• 50 ºC
• 83 ºC

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-4

What will allow more solute to be dissolved in a solvent.

• adding more solute
• stiring
• cooling solution
• heat

Tags

NGSS.HS-PS3-4

Which solute is the least soluble at 90 ⁰C?

• SO₂
• KClO₃
• KI
• HCl

Tags

NGSS.HS-PS3-4

When no more sugar will dissolve in a glass of water, the solution is

• unsaturated
• saturated
• supersaturated
• suspended