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- 1. Multiple Choice
What kind of change is cutting paper?
- 2. Multiple Choice
What kind of change is frying an egg?
- 3. Multiple Choice
What kind of change is burning wood?
- 4. Multiple Choice
What kind of change is a melting popsicle?
- 5. Multiple ChoiceMeasure of the amount of mattermassvolumeweightdensity
- 6. Multiple ChoiceSmallest unit of an elementcompoundatommoleculeproduct
- 7. Multiple ChoiceWhich of these is not a chemical reaction?Burning of woodMilk going badMixing vinegar and baking sodaMelting of ice
- 8. Multiple ChoiceAnthony is performing an experiment. He adds 0.25 grams of baking soda to 5 grams of water and stirs. Anthony watches as the baking soda dissolves in the water. If Anthony weighs the water and baking soda solution, what will its mass be?4.75 grams5.0 grams5.25 grams7.5 grams
- 9. Multiple Choice
2
3
5
6
- 10. Multiple Choice
The Law of Conservation of Mass says that matter can neither be __________ or __________.
created; destroyed
recycled; renewed
subtracted; added
joined; separated
- 11. Multiple Choice
7
10
17
20
- 12. Multiple ChoiceSubstances present at the start of a chemical reactionsubscriptscoefficientsreactantsproducts
- 13. Multiple ChoiceIn a reaction A + B ----> C, reactant A has 5g and product C has 9g. How many grams does reactant B should have?4g5g9g14g
- 14. Multiple ChoiceIs this equation balanced or unbalanced?
H2 + O2 --> H2Obalancedunbalanced - Answer choicesTagsAnswer choicesTags