QUIZ: TOPIC 1 Matter and Solutions

What is the difference in dissolving time between a sugar cube and a teaspoon of granular sugar?

• The teaspoon of granular sugar dissolves faster.

• The sugar cube dissolves faster.

• Both dissolve at the same rate.

• The dissolving time depends on the temperature of the solvent.

Which factor affects the rate of dissolution of a solid solute in an aqueous solution?

• temperature

• surface area

• agitation

  
  

• all of the above

  
  

As temperature increases, the rate of dissolution of a solid solute in an aqueous solutions typically -

• decrease

• increases

  
  

• remains the same

  
  

• cannot be determined

  
  

Tags

NGSS.MS-PS1-4

What is the solvent in aqueous solutions?

• The substance that dissolves the solute.

  
  

• The substance that remains unchanged.

  
  

• The substance that is dissolved in the solution.

  
  

• The substance that reacts with the

  container

  
  

Which answer choice correctly identifies the solute and solvent in the example?

• Water is the solute, sugar is the solvent.

  
  

• Water and sugar are both solutes, the finished solution is the solvent.

  
  

• Water is the solvent, sugar is the solute.

  
  

• Water and sugar are both solutes, the finished solution is the solvent.

  
  

You can make a solution more concentrated (darker) by adding more -

• solute

• solvent

  
  

• water

  
  

• solution

  
  

What does it mean to dilute a solution?

• increase the temperature of the solute

• increase the temperature of the solvent

• increase the amount of solute per solvent

• reduce the amount of solute per solvent

The universal solvent is ______.

• sodium

• water

• acid 

  
  

• wind

What is the rate of dissolution?

• How fast a solute dissolves in a solvent.

• The temperature at which a solute dissolves.

• The amount of solute that can dissolve in a solvent.

• The size of the solute particles.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

A saturated solution means holding the ______ amount of solute a solution can dissolve, while an unsaturated solution means the solute can still ________.

• dissolve,

  dilution

• maximum,

  dissolve

• minimum,

  maximum

• solvent,

  solute

Tags

NGSS.MS-PS1-4