Chem ch. 2 Test Word Scramble
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Question | Answer |
Name the two physical properties | Extensive, Intensive |
What is a physical property? | Quality or condition of a substance that can be measured or observed without changing the substance's composition |
Extensive Property | Depends on the amount of the matter in a sample |
Intensive Property | Depends on the type of matter in a sample;not amount |
List the sates of matter | Solid, liquid, gas and vapor(gaseous state of a substance) |
Physical Change | Some properties of the material change but not the composition |
Chemical Change | Change that produces something with a different composition that the original matter |
List the two types of mixtures | Heterogeneous and Homogeneous |
Heterogeneous Mixture | Mixture that is not uniform throughout |
Homogeneous Mixture | Mixture that is uniform throughout |
What does filtration do? | Seperates solid from a liquid in a heterogeneous mixture |
What happens during distillation? | Liquid is boiled to produce a vapor that condenses into a liquid |
What makes up a compound? | Element |
What is an element? | Simplest form of matter with unique properties |
What is a compound? | Contains two or more elements chemically combined in a fixed proportion |
What four things tell you a chemical reaction has taken place? | Change in color, gas forms, precipitate forms, and energy is produced |
What does the law of conservation of mass state? | In any physical change or chemical reaction, mass is conserved |
With the conservation of mass it is neither blank or blank? | created or destroyed |
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