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Unit 2 Chapter 2
Study guide
| Question | Answer |
|---|---|
| Why does sugar dissolve in water? | Sugar dissolves because the sugar molecules are attracted to the water molecules. |
| Why does pepper not dissolve in water? | Pepper molecules don't dissolve because the pepper molecules aren't attracted to the water molecules. |
| What happens when a solid mixes with a liquid? | The molecules either dissolve or form sediment depending on the types of molecules. |
| When the molecules of a solid _______ attracted to the molecules of a liquid; they spread apart and mix together evenly. | are |
| When the molecules of a solid _______ attracted to the molecules of a liquid, they start clustering together as a solid. | aren't |
| __________________ work to ensure that the products they develop have the desired properties. | Food Scientists |
| When you mix a solid into a liquid until you cant see it anymore it has _________. | Dissolved |
| If a substance is soluble, it means that it ____ dissolve in water or that the substance's molecules are attracted to water. | Can |
| If a substance is not soluble, it means that it ____ dissolve in water or that the substance's molecules are not attracted to water. | can't |
| ________ show things that are too small to observe but can help explain what's observable. | Models |
| Dissolves - | To mix evenly into a liquid by breaking apart into pieces that are too small to see. |
| Soluble- | Able to dissolve into water or other liquids. |
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