What does the law of conservation of mass state?
Law of Conservation of Mass QuickCheck

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•
Science
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The law of conservation of mass states that matter cannot be created or destroyed in a chemical reaction; it can only be transformed from one form to another.
2.
FLASHCARD QUESTION
Front
If a chemical reaction starts with 20g of reactants, how much mass will the products have?
Back
The products will also have a total mass of 20g, as mass is conserved.
3.
FLASHCARD QUESTION
Front
What is an element?
Back
An element is a pure substance that cannot be broken down into simpler substances by chemical means.
4.
FLASHCARD QUESTION
Front
What happens to the mass of an egg when it is boiled?
Back
The mass of the egg remains the same before and after boiling, assuming no material is lost.
5.
FLASHCARD QUESTION
Front
What is a reactant?
Back
A reactant is a substance that is consumed during a chemical reaction.
6.
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.
7.
FLASHCARD QUESTION
Front
Can matter be created or destroyed in a chemical reaction?
Back
No, according to the law of conservation of mass, matter cannot be created or destroyed.
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