Balancing Chemical Equations

Front

What is the right part of a chemical equation called?

Back

Products

Front

What is the little number after an element in a chemical equation called?

Back

Subscript

Front

How many Mn atoms are found in the compound 3Cr(MnO4)6?

Back

18

Front

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

Back

No

Front

What is the number before a chemical formula called?

Back

Coefficient

Front

What is the left part of a chemical equation called?

Back

Reactants

Front

What does it mean for a chemical equation to be balanced?

Back

The number of atoms for each element is the same on both sides of the equation.

Front

What is the purpose of balancing chemical equations?

Back

To obey the law of conservation of mass.

Front

What is the difference between a coefficient and a subscript in a chemical formula?

Back

A coefficient indicates the number of molecules, while a subscript indicates the number of atoms in a molecule.

Front

What is the significance of the law of conservation of mass in chemical reactions?

Back

Mass is neither created nor destroyed in a chemical reaction.