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unit 2 study guide
Question | Answer |
---|---|
to mix evenly into a liquid by breaking apart into pieces that are to small to see | dissolve |
able to dissolve in water or another liquid. | soluble |
When molecles of a solid _____ attacted to molcles of a liquid, they spead apart and mix evenly. | are |
When molecles of a solid _____ attacted to molcles 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 |
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. However, I know the sugar is still there because the water tasted sweet. Pepper is not soluble in water because I could see clumps of it in the water after |
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 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 not |
show things that are too small to observe but can help explain what is observable. | Models |
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. |