Study Guide - Phy Sci Unit 6: Solutions, Acids and Bases

What term describes a solution that contains more solute than its normal solubility limit at a specific temperature. 

​ (a)  

• concentrated solutions
• saturated solutions
• dilute solutions
• supersaturated solutions

What is another term for weak solutions that have a lower concentration of a solute?

(a)  

• concentrated solutions

• dilute solutions
• saturated solutions

• supersaturated solutions

Strawberry Lemonade is a mixture of sugar, strawberry flavoring, and water. Which substance would be considered the solvent?

• Flavoring

• Sugar

• Preservatives

• Water

Strawberry Lemonade is a mixture of sugar, strawberry flavoring, and water. Which substance would be considered a solute?

• Sugar

• Ice

• There is not a solute

• Water

This graphic shows an experiment being performed by four students. Each student will pour the same amount of salt into 100 mL of water.

Which student's salt will most likely dissolve the fastest?

• A. Student #1

• B. Student #2

• C. Student #3

• D. Student #4

Two groups of scientists competed to see who could dissolve 5 grams of sugar in 50 mL of water the fastest. Which factor can most likely dissolved the sugar faster?

• A. using a large cylinder

• B. using a cup to add the sugar

• C. stirring the water vigorously

• D. stirring the water gently

Based on this graph of solubility of several gases in water, which of the following BEST describes the solubility of these gases?

• A. All of these gases are more soluble at higher temperatures.

• B. All of these gases are more soluble at lower temperatures.

• C. The gases consisting of a single element are more soluble at higher temperatures.

• D. The graph does not show any pattern between the number of elements in the formula and the solubility.

The graph shows the solubility curve of an unknown substance.

Which point represents a supersaturated solution of the unknown substance?

• A. Q

• B. R

• C. S

• D. T

The graph shows the solubility curve of an unknown substance.

Identify what type of solution that each point represents.

Point Q is a

(a)   ​

• A. supersaturated
• B. saturated
• C. unsaturated

The graph shows the solubility curve of an unknown substance.

Identify what type of solution that each point represents.

Point R is a

(a)   ​

• A. saturated
• B. supersaturated
• C. unsaturated