Aqueous Solutions Unit Test Review CCA2

During the process of dissolving a solute, what does a mechanical stirrer help with?

• Particle size of the solute in the solution.

• Temperature of the solvent in the solution.

• Agitation of the solute in the solution.

• Color of the solute in the solution.

Which type of granular sugar would have the lowest rate of dissolution (dissolvability)?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-2

Which type of granular sugar would have the greatest (fastest) rate of dissolution (dissolvability)?

• 
• 
• 
• 

Tags

NGSS.MS-PS3-4

What would you need to do in order to make an aqueous solution (lemonade) more diluted?

• Adding more sugar will dilute the solution.

• Adding more lemons will dilute the solution.

• Adding more solution will dilute it.

• Adding more water will dilute the solution.

An aqueous solution components and solution percents are shown in the chart.

Which ingredient is the solvent?

• Mixed components

• Potassium Sulfate

• Splenda Sweetner

• Water

Which component in the chart has the highest solute concentration in this aqueous solution?

• Mixed components

• Potassium Sulfate

• Splenda Sweetner

• Water

What effect does adding water have on an aqueous solution of making a strong cup of coffee at Starbucks?

• It decreases the amount of solvent

• It decreases the amount of sugar

• It increases the amount of coffee

• It dilutes it

Tags

NGSS.MS-PS1-2

Mr. Elmhorst is making a pitcher of apple juice using frozen concentrate. Which statement below is an acurate description of how adding the concentrate to the water changes the solution?

• Increasing the agitation will increase the concentration.

• Decreasing the agitation will decrease the concentration.

• Increasing the concentrate will increase the concentration.

• Decreasing the concentrate will increase the concentration.

Tags

NGSS.MS-PS1-2

What can you do to increase the rate of dissolution

(disolve faster) when mixing small sugar cubes (10 grams) into warm water (90*F)?

• Add more sugar to the water

• Use the biggest sugar cubes

• Add more solvent

• Stir the solution

When making orange juice from frozen concentrate,

which TWO options would increase the concentration of the solution?

• Adding more solute

• Adding more solvent

• Doubling the solute

• Doubling the solvent

Tags

NGSS.MS-PS1-2