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

Flashcard
•
Science
•
12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The Law of Conservation of Mass states that during a chemical reaction, mass is neither created nor destroyed.
2.
FLASHCARD QUESTION
Front
What are the reactants in the combustion of methane (CH4)?
Back
The reactants are CH4 and 2 O2.
3.
FLASHCARD QUESTION
Front
How many hydrogen atoms are present in NH3O5?
Back
There are 3 hydrogen atoms in NH3O5.
4.
FLASHCARD QUESTION
Front
What is the total mass of water produced from 4 grams of hydrogen and 32 grams of oxygen?
Back
The total mass of water produced is 36 grams.
5.
FLASHCARD QUESTION
Front
How many oxygen atoms are in the compound 2C2HO8Cl2?
Back
There are 16 oxygen atoms in 2C2HO8Cl2.
6.
FLASHCARD QUESTION
Front
What happens to the mass of reactants during a chemical reaction according to the Law of Conservation of Mass?
Back
The mass of reactants remains equal to the mass of products.
7.
FLASHCARD QUESTION
Front
If 10 grams of reactants are used in a reaction, what will be the mass of the products?
Back
The mass of the products will also be 10 grams.
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