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23 Cards in this Set
- Front
- Back
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What are the two groups that matter can be divided into? |
Pure substances and mixtures |
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What are the two groups that pure substances can be divided into? |
Elements and compounds |
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What are the two groups that mixtures can be divided into? |
Homogeneous mixtures and Heterogenous mixtures |
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What is a mixture? |
A combination of two or more substances that are not chemically combined. |
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How can substances in a mixture be separated? |
Substances in a mixture can be separated into its components by physical means |
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What is a Heterogenous mixture? |
It is a mechanical mixture and you can see the different components in it. |
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What is a colloid? |
A mixture of two phases of matter |
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What does a Heterogenous mixture usually contain? |
Usually contains liquid and one or more insoluble solid |
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What is a homogeneous mixture |
A mixture that just appears to be a single substance |
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What can a homogeneous mixture contain? |
It can either be gases liquids or solids. |
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How is the solution made? |
Solute plus solvent |
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What is a solvent? |
It is the liquid part of the solution and also the major part. |
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What is a solute? |
A minor component in the solution. |
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What is an alloy? |
A homogeneous mixture of metals. |
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what is solubility? |
It's a measure of how much solute can dissolve into a solvent at a given temperature. |
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What is soluble? |
Something that can be dissolved or liquified. |
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What is insoluble? |
Something that is mostly impossible to dissolve in the water. |
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What is saturated solution? |
A solution that will not dissolve any more solute at a given temperature. |
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Name the separation methods |
Crystallization, evaporation, filtration extraction,distillatiom and paper Chromatography. |
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What is a filtrate? |
The clean water that filters through a filter through a filter |
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What is a residue? |
The dirt that remains in the paper |
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What happens in an of Evaporation method? |
All the water in The mixture evaporates. |
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What is a distillate? |
The result of distillation |
