AP Concentrations of Solutions

How many grams of sodium nitrate, NaNO₃, are soluble in 100 g of water at 10 ºC?

• 80 grams
• 100 grams
• 40 grams
• 10 grams

What is the molarity of 4 grams of sodium chloride in 3,800 mL of solution?

• 0.018 M
• 0.018 m
• 1.052 M
• 1.052 m

How many grams of solute are dissolved in 125.0 mL of 5.00M NaCl?

• 0.625 g NaCl
• 36.52 g NaCl
• 36.5 g NaCl
• 0.625 mol NaCl

Contains the maximum amount of dissolved solute

• unsaturated solution
• supersaturated solution
• saturated solution

How does a solution become supersaturated?

• dissolve lots of solvent in it.
• dissolve a little solute in it. 
• dissolve more solute than you should be able to. 
• dissolve a super amount of solvent in it. 

Tags

NGSS.HS-PS1-5

At 50˚C, describe the saturation level if there are 70g of KBr present in the solution

• Saturated
• Super Saturated
• Unsaturated

Tags

NGSS.HS-ESS2-5

At 40˚C, at what point is the solution saturated with KCl?

• 20g
• 30g
• 40g
• 50g

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-PS3-4

Which solute is the least soluble at 90 ⁰C?

• SO₂
• KClO₃
• KI
• HCl

Which solute does not increase in solubility as temperature rises?

• NH₃
• NaNO₃
• KNO₃
• NaCl

Tags

NGSS.HS-PS3-4