Chemistry - Enthalpy
Flashcard
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
How do you calculate Enthalpy of a reaction?
Back
ΔH = ΔH_products - ΔH_reactants
2.
FLASHCARD QUESTION
Front
What type of reaction is characterized by the release of heat?
Back
Exothermic reaction
3.
FLASHCARD QUESTION
Front
Which statement is true regarding endothermic reactions?
Back
Temperature change is negative and enthalpy change is positive.
4.
FLASHCARD QUESTION
Front
Define 'Enthalpy' in the context of chemistry.
Back
Energy stored in the chemical bonds in a substance.
5.
FLASHCARD QUESTION
Front
Is the ΔH value in an endothermic reaction positive or negative?
Back
Positive.
6.
FLASHCARD QUESTION
Front
What is an exothermic reaction?
Back
A reaction that releases heat to its surroundings.
7.
FLASHCARD QUESTION
Front
What is an endothermic reaction?
Back
A reaction that absorbs heat from its surroundings.
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