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Unit 2 ch. 2
| Question | Answer |
|---|---|
| Why does sugar dissolve in water, but pepper does not? | Sugar is soluble in water because their molecules are attracted to each other so they mix evenly. |
| What happens when you mix a solid into a liquid? | If their molecules are attracted to each other the solid will dissolve. If not, they will cluster together and form sediment. |
| 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 cannot see it anymore, it has ____________ | dissolved |
| If a substance is soluble, it means that it ___ dissolve in water or that substance's molecules are not attracted to water. | can |
| if a substance is not soluble, it means it _______ dissolve in water of that the substance's molecules are not attracted to water. | can not |
| ___________ show things that are too small to observe but can help explain what is observable. | Models |
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