Law of Conservation of Mass Flashcard

Front

What are the starting substances in a chemical equation?

Back

Reactants

Front

What is the law of conservation of mass?

Back

The mass of a chemical reaction remains constant.

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 is the term for substances formed as a result of a chemical reaction?

Back

Products

Front

In a chemical reaction, what happens to the total mass of reactants?

Back

It remains equal to the total mass of products.

Front

What is the significance of balancing chemical equations?

Back

It demonstrates the law of conservation of mass.

Front

If 10 grams of reactants are used, how much mass of products should be formed?

Back

10 grams, according to the law of conservation of mass.

Front

What is an example of a chemical reaction that illustrates the law of conservation of mass?

Back

The reaction of hydrogen and oxygen to form water.

Front

What is the difference between reactants and products?

Back

Reactants are the starting materials, while products are the substances formed.

Front

How can you determine if a chemical equation is balanced?

Back

By counting the number of atoms of each element on both sides.