8th Science 8.5DE
Flashcard
•
Science
•
8th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the coefficient in a chemical equation?
Back
The coefficient in a chemical equation is the number that appears in front of a chemical formula.
2.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.
3.
FLASHCARD QUESTION
Front
What do the subscripts in a chemical formula represent? (e.g., NaNO2)
Back
The subscripts in a chemical formula represent the number of atoms of the element in front of the subscript.
4.
FLASHCARD QUESTION
Front
What is the law of conservation of mass?
Back
Mass cannot be created or destroyed in a chemical reaction.
5.
FLASHCARD QUESTION
Front
How many elements are in C6H12O6?
Back
There are 3 elements in C6H12O6.
6.
FLASHCARD QUESTION
Front
What is a reactant in a chemical reaction?
Back
A reactant is a substance that undergoes change during a chemical reaction.
7.
FLASHCARD QUESTION
Front
What is a product in a chemical reaction?
Back
A product is a substance that is formed as a result of a chemical reaction.
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