Balancing Chemical Equations

Front

How many Oxygens are in this molecule? (OH)₂

Back

2

Front

What are the smaller numbers that you CANNOT change in a chemical equation?

Back

Subscript

Front

What are the larger numbers that you CAN CHANGE in a chemical equation? Options: Coefficient, Products, Reactants, Subscripts

Back

Coefficient

Front

What law governs the balancing of chemical equations? Options: Law of Energy, Law of Conservation of Matter/Mass, Law of Gravity, Law of Matter Movement

Back

Law of Conservation of Matter/Mass

Front

What is the Law of Conservation of Mass?

Back

It states that no matter can be created or destroyed.

Front

What is a coefficient?

Back

The large number in front of a chemical formula.

Front

How many elements are in C₆H₁₂O₆?

Back

3

Front

How many HCl molecules do you need to balance this equation? Mg + __HCl ---> MgCl₂ + H₂

Back

2

Front

Is this balanced?
Al + O₂ → 2Al₂O₃

Back

No

Front

The substances listed on the right side of a chemical equation are the

Back

Products