Dissolving and Separating techniques

1. Which separation technique would be most appropriate to separate salt from salt water?

• a. Filtration
  

• b. Evaporation
  

• c. Chromatography
  

• d. Magnetic separation

What term describes a substance that can dissolve in a liquid?

• Solution
  

• Solvent
  

• Soluble
  

• Solute

In a mixture of sand and water, what is the water called?

• Solute

• Solution
  

• Insoluble
  

• Solvent

Which of these best describes a solution?

• A mixture of two gases

• A mixture of a solute and solvent
  

• A mixture that can be separated by filtration
  

• Two liquids that don't mix

What separation technique would you use to separate the different pigments in black ink?

• Distillation

• Filtration

• Chromatography

• Evaporation

What is the term for a substance that dissolves another substance?

• Solute

• Solution

• Insoluble

• Solvent

Which state of matter has a definite volume but no definite shape?

• Liquid

• Plasma

• Gas

• Solid

What term describes a substance that won't dissolve in a liquid?

• Solution

• Insoluble

• Solvent

• Solute

In a cup of sweet tea, what is the sugar considered?

• a. Solvent

• b. Solution

• c. Insoluble

• d. Solute

Which separation technique would be best to separate iron filings from sand?

• Chromatography

• Magnetic separation

• Evaporation

• Filtration