4. What do vibrations create? Create electricity

Create sound waves

Create wavelengths

create energy

(Science quiz)

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Label a-f based on the table using c for concentrated and d for dilute