Balancing Equations

Front

The blue numbers in a chemical formula represent ________

Back

subscripts

Front

What is the right part of a chemical equation called?

Back

Products

Front

Is the equation Fe + S --> FeS balanced?

Back

YES!

Front

How many elements are in the compound C2H8O?

Back

3

Front

What does the Law of Conservation of Mass state?

Back

Matter cannot be gained or lost in a chemical reaction.

Front

What are the substances called that are present before a chemical reaction?

Back

Reactants

Front

What do we call the process of making a chemical equation equal on both sides?

Back

Balancing Equations

Front

In the equation 2H2 + O2 --> 2H2O, what does the '2' in front of H2 represent?

Back

Coefficient

Front

What is the purpose of coefficients in a chemical equation?

Back

To indicate the number of molecules or moles of a substance.

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.