A chemistry student is trying to calculate how long it will take a power source of to heat a sample of ice from to . Given that the specific heat capacity of ice is , the specific heat capacity of liquid water is , and the heat of fusion for water is , how long will this process take?

Which of the following is a law of thermodynamics?

Which of the following is true regarding the first law of thermodynamics?

Which of the following substances will have the lowest entropy?

A researcher creates a perfect crystal and stores it at . What can you conclude about this substance?

I. The entropy of this substance is less than zero

II. It will have more microstates than gaseous nitrogen

III. Its Gibbs free energy is equal to its enthalpy