Balancing Equations Flashcard Review

Front

How many elements are in C6H12O6?

Back

3

Front

What is the balanced equation for Sb2S3 + O2?

Back

Sb2S3 + 3O2 -> 2Sb + 3SO2

Front

What does the Law of Conservation of Mass state?

Back

Matter cannot be gained or lost in a chemical reaction.

Front

Balance the equation: HgO -> ?

Back

2HgO -> 2Hg + O2

Front

Which of the following equations is correctly balanced? 6CO2 + 6H2O -> ?

Back

6CO2 + 6H2O -> C6H12O6 + 6O2

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.

Front

Define a reactant in a chemical reaction.

Back

A substance that undergoes change during a chemical reaction.

Front

Define a product in a chemical reaction.

Back

A substance that is formed as a result of a chemical reaction.

Front

What is the purpose of balancing chemical equations?

Back

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

Front

What is the significance of coefficients in a balanced equation?

Back

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