Balancing Equations

Front

What does the Law of Conservation of Mass state?

Back

Matter cannot be gained or lost in a chemical reaction.

Front

Balance this equation: _CF4 + _Br2 -- _CBr4 + _F2

Back

1,2,1,2

Front

How many atoms are there TOTAL in: H2SO4?

Back

7

Front

Balance this equation: _SnO2 + _H2 --> _Sn + _H2O

Back

1,2,1,2

Front

What are the two sides of a chemical equation called?

Back

Reactants (left) and Products (right)

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.

Front

What are reactants in a chemical reaction?

Back

Substances that undergo change during a chemical reaction.

Front

What are products in a chemical reaction?

Back

Substances formed as a result of a chemical reaction.

Front

What is the purpose of balancing a chemical equation?

Back

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

Front

What does it mean to balance an equation?

Back

Adjusting coefficients to make the number of atoms equal on both sides.