Solutions -- Solubility & Concentration

Solid or liquid that is being dissolved? (a)  

• solute
• solvent
• solution
• solubility

Molarity is defined as ______ per _____.

• grams solvent, mols solute

• liters solution, mols solute

• mols of solvent, liters solute

• mols solute, liters of solution

Match the following

• two liquids that do not mix together

• unsaturated

• liquid-liquid solution that fully mixes

• supersaturated

• solution that is at maximum amount of solute

• immiscible

• solution that has "more room" for solute

• saturated

• solution with "too much" solute

• miscible

Part of a solution that is the medium that does the dissolving.

• solvent

• solute

• solubility

• saturated

__________ are made up of solutes and solvents.

• Solutions
• Suspensions
• Heterogeneous Mixtures
• Pure Substances

What does it mean to dilute a solution?

• lower the concentration of solute per solvent
• increase the concentration of solute per solvent

Which substance is MOST soluble at 0 ºC?

• KI
• NaNO₃
• NaCl
• Ce₂(SO₄)₃

How many grams of K₂Cr₂O₇, are soluble in 100 g of water at 95 ºC?

• 83 grams
• 75 grams
• 40 grams
• 12 grams

The moles of solute can be determined by multiplying the molarity of the solute by the volume of the solution.

• True

• False

Gases are more soluble at ______temps and _____pressures

• high, low

• low , high

• high, high

• low, low