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Compound/Mixture/P.S
8th gr science
| Question | Answer |
|---|---|
| Compound | any substance composed of identical molecules consisting of atoms of two or more chemical elements. |
| Mixture | material made up of two or more different chemical substance/substances which are not chemically combined. |
| Pure Substance | sample of matter with both definite and constant composition and distinct chemical properties. |
| Element | Consists only of atoms that all have the same numbers of protons in their nuclei. |
| Matter | any substance that has mass and takes up space by having volume. |
| Sand | heterogeneous mixture |
| Soil | heterogeneous mixture |
| Salt | compound |
| Pure Water | compound |
| Soda just opened | homogenous mixture |
| Pure air | homogenous mixture |
| Carbon Dioxide | compound |
| Gold | element |
| Brass | element |
| Oxygen | element |
| Italian Salad dressing | heterogeneous mixture |
| Salt water | solution |
| Raisin Bran | heterogeneous mixture |
| Silver | element |
| Lithium Iodide | compound |
| Apple Pie | heterogeneous mixture |
| Kool Aid | homogenous mixture |
| Sugar Water | homogenous mixture |
| Chocolate Chip Cookie | heterogeneous mixture |
| Tacos | heterogeneous mixture |
| Lead | element |
| Ceasar Salad | heterogeneous mixture |
| Calcium | element |
| Whole Milk | homogenous mixture |
| Skim Milk | homogenous mixture |
| hydrogen peroxide | compound |
| Potassium | Element |
| Sugar | compound |
| Raisin Bran Cereal with Milk | heterogeneous mixture |
| Raisin Bran Cereal without Milk | heterogeneous mixture |
| Gatorade | homogenous mixture |
| Compound | |
| Mixture | |
| Pure Substance | |
| Element | |
| Matter |