Balancing chemical equations

Front

What is the Law of Conservation of Mass?

Back

It states that no matter can be created or destroyed.

Front

How many Mn atoms are found in the compound 2MnO4?

Back

2

Front

Is the equation NaHCO3 ---> Na2CO3 + H2O + CO2 balanced?

Back

NO

Front

What is the left part of a chemical equation called in 2H2 + O2 ---> 2H2O?

Back

Reactants

Front

Is the equation Al + O2 ---> 2Al2O3 balanced?

Back

NO

Front

What are products in a chemical equation?

Back

The substances formed as a result of a chemical reaction.

Front

What does it mean to balance a chemical equation?

Back

To ensure that the number of atoms of each element is the same on both sides of the equation.

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a chemical formula to indicate how many molecules are involved.

Front

What is the right part of a chemical equation called?

Back

Products

Front

What is the purpose of balancing chemical equations?

Back

To comply with the Law of Conservation of Mass.