Solution review

In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?

• stir the powder in the liquid
• freeze the mixture
• add more powder to the liquid
• store the mixture in a dark place

Another name for a homogeneous mixture is 

• an element.
• a solution.
• a compound.

How does a solution become supersaturated?

• dissolve lots of solute 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. 

The chemical property of water that allows it to dissolve substances with positive and negative charges.

• Solubility
• Polarity
• Surface Tension
• Evaporation

Substance A is non-polar. If it dissolves in substance B, we can conclude that substance B is....

• Saturated
• Non-polar
• Polar
• A mixture

This diagram most likely shows....

• A sugar dissolving in water
• Oil being mixed into water
• A salt dissolving in water
• A sugar cube dissolving.

How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 

• 2
• 3
• 4
• 6 

How many grams of solute are dissolved in 125.0 mL of 5.00 M NaCl (MM = 58.45)?

• 0.625 g NaCl
• 625 g NaCl
• 36.5 g NaCl
• 0.04 mol NaCl

Find the molarity of 186.55 g of sucrose, C₁₂H₂₂O₁₁ (MM = 342) in 250 mL of water.

• 2.18 M
• 0.746 M
• 1.18 M
• 0.545 M

A non-electrolyte is composed of __________in solution

• molecules

• molecules and ions

• ions

• none of the above