Chemical Equations

Front

What are the substances listed on the right side of a chemical equation called?

Back

Products

Front

What does CaCO₃ represent in chemistry?

Back

Formula

Front

How many Hydrogen (H) atoms are in NH₃O₅?

Back

3

Front

Which one is an element: Co, CO, CO₂, or CO₃²⁻?

Back

Co

Front

How many elements are found in the molecule Mg(ClO₃)₂?

Back

3

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.

Front

What do the coefficients in a chemical equation represent?

Back

The number of moles of each substance involved in the reaction.

Front

What is the law of conservation of mass?

Back

Matter cannot be created or destroyed in a chemical reaction.

Front

What is a reactant in a chemical equation?

Back

The substances that undergo change during a chemical reaction.

Front

What is a subscript in a chemical formula?

Back

A number that indicates the number of atoms of an element in a molecule.