Complete the formative for a grade. There will be no "re-do's". What you make will be recorded in the grade portal. Below a 70 is failing.
When classifying the substances as an Element, you should ...(check all that apply)
When determining that a substance is a Homogeneous mixture you should first determine if it has all particle that a mixed together, then you should determine ...
Both types of mixtures can be separated by physical means is a true statement because ....
An element is a pure substance. This means that it contains different particles of matter in it's composition.
What is a pure substance made up of only one type of atom?
Which of the following would be considered a compound?
What type of substance, by definition, cannot be chemically decomposed into simpler substances?
What is formed when two or more elements combine chemically?
Which classification includes mixtures that are uniform in composition?
What type of mixture is characterized by the non-uniform distribution of its components?
Match the following terms to their definitions.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Compound | arrow_right_alt | A substance containing two or more components mixed together but not chemically combined. |
Element | arrow_right_alt | A substance formed from two or more elements chemically united in fixed proportions. |
Mixture | arrow_right_alt | A substance that cannot be broken down into simpler substances by chemical means. |
Match the type of substance with its example.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Compound | arrow_right_alt | Gold (Au) |
Element | arrow_right_alt | Air |
Mixture | arrow_right_alt | Water (H2O) |
Correlate the scientific terminologies with their precise explained meanings.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Mixture | arrow_right_alt | Material with a consistent composition and properties |
Pure Substance | arrow_right_alt | Uneven distribution of components |
Heterogeneous | arrow_right_alt | Combination of two or more substances which retain their own properties |
What can a mixture be classified as?
Draw a model of element particles compared to a model of compound particles. You should have two pictures and show the difference by labels or description
Draw a model of a heterogeneous mixture compared to a homogeneous mixture. You should have two pictures and show the difference by labels or description
In your own words describe the difference between a pure substance and a mixture. Use complete sentences and explain in detail.