Heat usually flows from

The second law of thermodynamics describes a gradual increase in disorder for the universe. This is known as

During the change in state from liquid water to a water vapor gas, what happens to heat energy?

What is defined as the ability to do work?

In an exothermic reaction, the change in enthalpy is

If you wanted to measure the heat flow during a chemical reaction, what instrument would you use?

The heat per unit mass required to vaporize a substance at its normal boiling point.

In thermodynamics, the part of the universe that is being studied is the ____ and everything outside of it is the _____.

The type of energy associated with motion

The amount of heat required to cause a unit rise in temperature of a unit mass of a substance

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