What is the Law of Conservation of Mass?
Law of Conservation of Mass

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Chemistry
•
6th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The Law of Conservation of Mass states that in a closed system, the mass of the reactants must equal the mass of the products in a chemical reaction.
2.
FLASHCARD QUESTION
Front
What is an Open System?
Back
An Open System is a type of system that allows matter and energy to flow freely in and out.
3.
FLASHCARD QUESTION
Front
What is a Closed System?
Back
A Closed System is a type of system that does not allow matter to enter or leave, but can exchange energy.
4.
FLASHCARD QUESTION
Front
If a chemical reaction starts with 30g of reactants, what is the total mass of the products?
Back
30g of products.
5.
FLASHCARD QUESTION
Front
What is mass?
Back
Mass is a measure of the amount of matter in an object, typically measured in grams or kilograms.
6.
FLASHCARD QUESTION
Front
What is a Coefficient in a chemical equation?
Back
A Coefficient is a number placed in front of a compound or element in a chemical equation to indicate how many molecules or moles are involved.
7.
FLASHCARD QUESTION
Front
What is a Subscript in a chemical formula?
Back
A Subscript is a small number written to the right of a chemical symbol that indicates the number of atoms of that element in a molecule.
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