Mixtures vs. Solutions

What does it mean to dissolve?

• To evenly distribute a substance throughout another substance.

• To combine two substances into one solid form.

• To separate a substance into its individual components.

• To heat a substance until it changes state.

What happens when salt is added to water?

• The salt sinks to the bottom of the container.

• The salt dissolves, meaning it becomes evenly distributed throughout the water.

• The salt forms a solid layer on the surface of the water.

• The salt reacts with the water to produce gas.

What is the difference between a mixture and a solution?

• In a mixture, the substances retain their properties; in a solution, one substance is dissolved in another.

• A mixture is always homogeneous, while a solution is always heterogeneous.

• In a mixture, the components are chemically bonded, while in a solution, they are not.

• A mixture can be separated by physical means, while a solution cannot be separated at all.

What is an example of a mixture?

• Trail mix, which contains different types of nuts, fruits, and candies.

• Pure water, which contains only H2O molecules.

• Table salt, which is a compound of sodium and chlorine.

• Gold, which is a pure element.

Is lemonade a mixture or a solution?

• A mixture

• A solution

• A compound

• An emulsion

What is the term for the substance that does the dissolving in a solution?

• Solvent

• Solute

• Solution

• Suspension

What is an example of a substance that does not dissolve in water?

• Salt

• Sugar

• Oil

• Vinegar

What is an example of a solid mixture?

• Cereal, which contains different types of grains and ingredients.

• Water, which is a pure substance.

• Oxygen, which is a gas.

• Salt, which is a mineral.

Can you see the individual components in a solution?

• Yes, the components are clearly visible.

• No, in a solution, the components are not visible as they are evenly mixed.

• Only under a microscope can you see the components.

• It depends on the concentration of the solution.

What is an example of a solution?

• Saltwater, where salt is dissolved in water.

• Sand and water mixed together.

• Oil and vinegar dressing.

• Air, which is a mixture of gases.