Chemistry Semester Final Exam

Front

What is the formula of carbonic acid?

Back

H₂CO₃

Front

In order to convert to Kelvin, you add ______ to the Celsius measurement.

Back

273

Front

What is the chemical formula for Nitrogen Triiodide?

Back

NI₃

Front

ml, L, cm³ all are units for....

Back

volume

Front

After completing an experiment, all chemical wastes should be:

Back

disposed of according to teacher's directions

Front

What is the pH scale used for?

Back

To measure the acidity or basicity of a solution.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

Define an acid according to the Arrhenius theory.

Back

An acid is a substance that increases the concentration of hydrogen ions (H⁺) in aqueous solution.

Front

What is the difference between an ionic bond and a covalent bond?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the molarity of a solution?

Back

Molarity is the number of moles of solute per liter of solution.