Chemical Reactions, Formulas and Equations REVIEW

Front

What is the chemical formula for acetic acid?

Back

CH₃COOH

Front

How many different elements are in acetic acid?

Back

3

Front

What is rusting an example of?

Back

A chemical property of iron.

Front

What is the best evidence that rusting is a chemical property?

Back

Rust cannot turn back into iron.

Front

Identify the products in the chemical equation: 2AgNO₃ + CaCl₂ → 2AgCl + Ca(NO₃)₂.

Back

2AgCl and Ca(NO₃)₂

Front

What does the law of conservation of mass state?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

Which equation follows the law of conservation of mass?

Back

C₂H₄ + 3O₂ → 2CO₂ + 2H₂O

Front

Identify the reactants in the equation: NaOH + HCl → NaCl + H₂O.

Back

NaOH and HCl

Front

What are reactants in a chemical reaction?

Back

Substances that undergo change during a reaction.

Front

What are products in a chemical reaction?

Back

Substances formed as a result of a chemical reaction.