Untitled Deck Flashcards
What is a heterogeneous mixture?
A heterogeneous mixture is a mixture that is non-uniform and the different components of the mixture can be seen.
Example: Mixing sand and water together results in a mixture where the grains of sand are visible.
What is an emulsion?
An emulsion is a cloudy mixture formed when two liquids that do not mix, such as oil and water, are shaken together vigorously.
Example: When oil is shaken with water, it breaks into tiny droplets, creating a cloudy appearance.
What is a suspension?
A suspension is a heterogeneous mixture containing solid particles that are suspended in a liquid until they eventually settle at the bottom.
Example: Sand mixed with water initially shows sand floating, but over time, the sand settles to the bottom.
What is a mixture?
A mixture consists of different substances that can be mixed together in any ratio, where each component retains its individual properties and can be separated using physical methods.
What is a homogeneous mixture?
A homogeneous mixture is a mixture that is uniform and where the different components cannot be seen.
Example: Sugar water is a homogeneous mixture because the sugar dissolves completely in the water.
What are the terms to know regarding mixtures?
Important terms include:
- Solvent: The substance in which another substance is dissolved.
- Solute: The substance that is dissolved.
- Solution: A homogeneous mixture of a solute and a solvent.
- Soluble substance: A solid that can dissolve in water.
