Law of Conservation of Matter

Front

What does the Law of Conservation of Matter state?

Back

Matter cannot be created or destroyed in a chemical reaction.

Front

If there are 6 O atoms on the reactant side, how many O atoms will be on the product side?

Back

6

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.

Front

What are reactants in a chemical equation?

Back

Substances that undergo a chemical change, found on the left side of the equation.

Front

What are products in a chemical equation?

Back

Substances formed as a result of a chemical reaction, found on the right side of the equation.

Front

How do you balance a chemical equation?

Back

By adjusting the coefficients in front of the reactants and products to ensure the same number of each type of atom on both sides.

Front

What is the significance of coefficients in a chemical equation?

Back

Coefficients indicate the number of molecules or moles of a substance involved in the reaction.

Front

What is the difference between a chemical reaction and a physical change?

Back

A chemical reaction involves the formation of new substances, while a physical change does not.

Front

What is the role of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a molecule.

Front

What is an example of a balanced chemical equation?

Back

2H₂ + O₂ → 2H₂O