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- 1. Multiple Choice
What type of reaction occurs in a hand warmerexothermicendothermic - 2. Multiple ChoiceIn an endothermic reaction, heat is ...taken in or absorbedgiven out or released
- 3. Multiple ChoiceHave you ever eaten sherbet sweets candy? They fizz in your mouth and your tongue feels cold. Why do you think that is?It is an exothermic reactionIt is an endothermic reactionIt is made of iceIt is dissolving your mouth
- 4. Multiple Choice
endothermic
exothermic
- 5. Multiple Choice
endothermic reaction
exothermic reaction
- 6. Multiple Choice
_____ reactions usually feel hot!
endothermic
exothermic
- 7. Multiple Choice
____ reactions usually feel cold.
endothermic
exothermic
- 8. Multiple Choice
which type of curve does this represent? When the reactants have more energy than the products it is...
endothermic
exothermic
- 9. Multiple Choice
Which graph represents an endothermic reaction?
A: when the reactants have less energy than the products.
B: when the reactants have more energy than the products.
- 10. Multiple Choice
Which line represents the "activation energy" needed for the reaction to take place?
Line 1
Line 2
Line 3
Line 4
- Answer choicesTagsAnswer choicesTags