Honors Chemistry Fall Exam

Front

What is a theory in science?

Back

A theory is a well-substantiated explanation of an aspect of the natural world that is based on a body of evidence and has withstood repeated testing and scrutiny.

Front

What are subatomic particles?

Back

Subatomic particles are the smaller constituents of an atom, including protons, neutrons, and electrons.

Front

What type of energy is stored in chemical bonds?

Back

Potential energy is the energy stored in the chemical bonds of a molecule.

Front

What state of matter completely fills its container?

Back

Gas completely fills its container.

Front

How do you calculate the mass of a substance from moles?

Back

Mass (g) = Moles (mol) x Molar Mass (g/mol).

Front

What is the molar mass of acetic acid (C2H4O2)?

Back

The molar mass of acetic acid is approximately 60.05 g/mol.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is a substance formed when two or more elements are chemically bonded together.

Front

What is the definition of kinetic energy?

Back

Kinetic energy is the energy of an object due to its motion.

Front

What is specific heat?

Back

Specific heat is the amount of heat required to raise the temperature of one gram of a substance by one degree Celsius.

Front

What is the relationship between temperature and kinetic energy?

Back

As temperature increases, the average kinetic energy of the particles in a substance also increases.