Georgia S8P1.F

Front

What is the Law of Conservation of Mass?

Back

Mass is never created or destroyed in a chemical reaction.

Tags

NGSS.MS-PS1-5

Front

Why does this picture demonstrate the Law of Conservation of Mass?

Back

The number of atoms of each element are the same on both sides.

Tags

NGSS.MS-PS1-5

Front

Which chemical equation is balanced?

Back

4Al + 3O₂ → 2Al₂O₃.

Tags

NGSS.MS-PS1-5

Front

What is a balanced chemical equation?

Back

A chemical equation where the number of atoms for each element is the same on both sides.

Tags

NGSS.MS-PS1-5

Front

In the reaction AB → A + B, if AB has 12g and B has 5g, how many grams should product A have?

Back

7g.

Tags

NGSS.MS-PS1-5

Front

What does a coefficient in a chemical equation represent?

Back

The number of molecules or moles of a substance.

Tags

NGSS.HS-PS1-7

Front

What is the coefficient in 3H₂O?

Back

3.

Tags

NGSS.MS-PS1-5

Front

What happens to mass during a chemical reaction?

Back

The total mass of reactants equals the total mass of products.

Tags

NGSS.MS-PS1-5

Front

What is a reactant?

Back

A substance that undergoes a chemical change in a reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is a product?

Back

A substance that is formed as a result of a chemical reaction.

Tags

NGSS.MS-PS1-2