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Chemistry
Chemistry chapter 1
| Question | Answer |
|---|---|
| List the method in the scientific method. | Observation, Hypothesis, Perform experiment, conslution, communicated result. |
| List each of the following as a quantitative observation, or qualitative observation. | |
| There are 2 pieces of pie. | qualitative |
| his eyes are blue | qualitative |
| This rock is hard | quantitative |
| That giraffe is 15 feet tall. | quantitative |
| 6 inch of snow fell last night | quantitative |
| Classify the following as an elements, compound, homogeneous or heterogeneous substance. | |
| Iron fillings | Elements |
| Cement | Heterogeneous Mixture |
| Nitrogen | Element |
| Salt | compound |
| soda | Homogeneous |
| Argon | Elements |
| Describe two different ways between compound and mixtures. | Compound and mixture different primarily in two ways, compound have a constant composition, mixtures do not and mixture can be separate easily, while compound can be separate by destroying the compound. |