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The Study of the Properties of matter and how it changes is called:
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| Is the following true or false? Table sugar and table salt are pure substances. |
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| A ____ property is a charactaristic of a pure substance that can be ovserved without changing the substance or anything else |
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| Ability to burn is what property? |
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| Flexibility is what property? |
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| Ability to tarnish is what property? |
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| Ability to freeze is what property? |
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| Ability to rust is what property? |
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| A pure substance that canot be broken down into any other substance by chemical or physical means is a(n) |
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| Is the following true or false? The basic particle from which all elements are made is a molecule. |
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| When atoms combine, the force of attraction that holds them together is a(n).... |
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| How many atoms of hydrogen are in this water molecule? |
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| A pure substance made of two or more elements combned in a set ratio |
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| What is the ratio of atoms in carbon dioxide? |
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| 1 Carbon Atom/2 Oxygen Atoms |
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| What is the chemical formula of carbon monoxide? |
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| Is the following sentence true or false? When elements chemically combine, they usually form compounds that are similar to those of the uncombined elements. |
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| A ____ is made of two or more substances that are together to form in the same place but are not chemically combined. |
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| What are two ways in which mixtures differ from compounds? |
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| Each substance in a mixture keep its individual property/ the parts of a mixture are not combined in a set ratio. |
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| What two substances are herterogeneous? |
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| Is the following sentence true or false? A solution is an example of a homeogeneous mixture. |
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| Methods that can be used to seperate mixtures and give examples of each method. |
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| Magnet- seperates iron/ Filter- seperates sulfur from H2O mixture/ Distillation- seperate H2O from table salt mixture/ Evaporation- seperate table salt from H2O |
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