

Tab 8/B - Chemistry
Flashcard
•
Chemistry
•
University
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What type of reaction occurs when acids are mixed with bases causing the generation of heat?
Back
Exothermic
2.
FLASHCARD QUESTION
Front
In a chemical reaction, what must be true about the number of elements on both sides of the equation?
Back
There must be the same number of elements on both sides of the equation.
3.
FLASHCARD QUESTION
Front
What type of chemical reaction gives off heat?
Back
Exothermic
4.
FLASHCARD QUESTION
Front
What is a property of a mixture?
Back
The individual components are not chemically combined.
5.
FLASHCARD QUESTION
Front
What holds covalent bonds together?
Back
Shared electrons.
6.
FLASHCARD QUESTION
Front
What is the definition of an exothermic reaction?
Back
A reaction that releases heat.
7.
FLASHCARD QUESTION
Front
What is the law of conservation of mass in a chemical reaction?
Back
Mass is neither created nor destroyed in a chemical reaction.
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