Chemistry Final Exam A Fall 2024

Front

What is the method to find the mass of an object?

Back

Use a balance/scale.

Front

How do you balance a chemical reaction?

Back

Adjust coefficients in front of compounds to ensure the same number of each type of atom on both sides.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What safety equipment is used to protect your eyes in a chemistry lab?

Back

Goggles.

Front

What element has the symbol 'N'?

Back

Nitrogen, which has 7 protons.

Front

What is the element with 6 protons and 6 neutrons?

Back

Carbon.

Front

What is the formula for calculating the volume of a rectangular object?

Back

Volume = length x width x height.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.

Front

What is a chemical reaction?

Back

A process where substances (reactants) are transformed into different substances (products).

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.