Midterm Topic Review

Front

What is the critical point in a phase diagram?

Back

The critical point is the temperature and pressure at which the distinction between liquid and gas phases disappears.

Front

What is the formula for the compound formed by sodium and fluorine?

Back

NaF

Front

How do you balance the nuclear equation 14_6C -> 0_-1e + ?

Back

14_7N

Front

What particles are found in the nucleus of an atom?

Back

Neutrons and protons.

Front

What is nuclear fusion?

Back

Nuclear fusion is the process where two or more nuclei combine to form a larger nucleus.

Front

What is the normal melting point?

Back

The normal melting point is the temperature at which a solid becomes a liquid at standard atmospheric pressure.

Front

What is the difference between fission and fusion?

Back

Fission is the splitting of a nucleus into smaller parts, while fusion is the combining of nuclei to form a larger nucleus.

Front

What is an equilibrium point in a phase diagram?

Back

An equilibrium point is where the phases of a substance coexist in balance.

Front

What is the significance of the triple point?

Back

The triple point is the unique set of conditions at which all three phases (solid, liquid, gas) of a substance coexist.

Front

What is the charge of a sodium ion?

Back

The charge of a sodium ion (Na^1+) is +1.