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- 1. Multiple ChoiceWhich of the following is a chemical property of water?Reacts with pure SodiumBoils at 100 degrees CelsiusDissolves SugarHas a density of 1 g/mL
- 2. Multiple ChoiceWhat kind of properties result in the substance changing into a new substance?Liquid PropertiesPhysical PropertiesChemical PropertiesReal Properties
- 3. Multiple ChoiceWhich of the following is a physical property?DensityFlammabilityOxidationReactivity
- 4. Multiple ChoiceWhich of the following tells you that a chemical change has occurred?Change ShapeMeltingVaporizingChange in color
- 5. Multiple ChoiceWhat happens in ALL chemical changes?Change in state of matterA new substance is formedBubbles are producedAn explosion
- 6. Multiple Choice
Is wood burning a physical or chemical change?PhysicalChemical - 7. Multiple ChoiceIs milk going sour a physical or chemical change?PhysicalChemical
- 8. Multiple ChoiceIs gatorade powder dissolving in water physical or chemical change?PhysicalChemical
- 9. Multiple ChoiceIs mold growing on cheese a physical or chemical change?PhysicalChemical
- 10. Multiple ChoiceIs making orange juice a physical or chemical change?PhysicalChemical
- 11. Multiple ChoiceIs sharpening a pencil a physical or chemical change?PhysicalChemical
- 12. Multiple ChoiceIs copper tarnishing a physical or chemical change?PhysicalChemical
- 13. Multiple ChoiceIs the formation of the grand canyon a physical or chemical change?PhysicalChemical
- 14. Multiple ChoiceWhich of the following is a reactantCH4H2OCO22H2O
- 15. Multiple ChoiceIn an exothermic reaction, energy is _________.ReleasedAbsorbedStoredDoubled
- 16. Multiple ChoiceDuring Photosynthesis energy is absorbed. What kind of reaction is it?PhysicalExothermicEndothermicPhotothermic
- 17. Multiple ChoiceThe Law of Conservation of Mass tells us matter can't ______________.change colorchange state of matterbe created or destroyedchange temperature
- 18. Multiple ChoiceWhich of the following is not a clue that a chemical reaction has taken place?Changing sizeChanging colorA gas being formedFormation of a precipitate
- 19. Multiple ChoiceWhich of the following IS a clue that a chemical change has occurred?State of matter changeSize ChangeChange in temperatureShape change
- 20. Multiple ChoiceIn a chemical reaction, how do the reactants compare to the products?They are the sameThey are different
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