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4th Qt
element, compound, heterogeneous, homogeneous (solution)
| Question | Answer |
|---|---|
| substance made up ot the same kind of atom | element |
| organized on the periodic table | element |
| an atom of boron | element |
| hydrogen | element |
| oxygen | element |
| a metal pipe made of only copper | element |
| matter made of two or more atoms chemically bonded | compound |
| can't be separated by physical means | compound |
| a chemical change is needed to separate | compound |
| NaCl | compound |
| pure water | compound |
| Carbon dioxide | compound |
| sugar | compound |
| two or more substances unevenly mixed | heterogeneous mixture |
| uneven mixing is visible with unaided eyes or a microscope | heterogeneous mixture |
| can usually be mechanically separated like with a magnet, or hand picking, using a strainer. | heterogeneous mixture |
| vinegar and oil dressing | heterogeneous mixture |
| granite | heterogeneous mixture |
| decayed bits of leaves mixed with sand | heterogeneous mixture |
| soil | heterogeneous mixture |
| two or more substances evenly mixed | homogeneous mixture (solution) |
| mixture that appears uniform under a microscope | homogeneous mixture (solution) |
| difference in boiling point can sometimes be used to separate this | homogeneous mixture (solution) |
| air | homogeneous mixture (solution) |
| saltwater | homogeneous mixture (solution) |
| a concentration of carbon dioxide mixed in air | homogeneous mixture (solution) |
| gatorade | homogeneous mixture (solution) |
| sugar water | homogeneous mixture (solution) |
| brass, steel, bronze | homogeneous mixture (solution) |
Created by:
vcurren