Thermodynamics Questions

If the change in energy is positive what process is it?

When energy is absorbed what process is this?

If the change in energy is negative what process is it?

When you form bonds what happens to the energy?

When energy is released what process is this?

When you break bonds what happens to the energy?

the heat required to raise the temperature of the unit mass of a given substance by a given amount (usually one degree).

A theoretical device that would generate the maximum possible amount of work from a given amount of heat is a ?

What is the heat required to change a given mass of a solid into a liquid without changing its temperature?

What happens to the freezing point of a liquid when solutes are added?

In thermodynamics, the portion of the universe not being studied is called?

Who first measured the mechanical equivalent of heat?

What term refers to liquids that evaporate rapidly?

That natural process tend to go toward less usable energy and greater disorder is known as the _______ law of thermodynamics.

The measure of the amount of disorder in a system is called?

The thermodynamic principle that is a practical restatement of law of conservation of energy is the ________ law of thermodynamics.

Heat that causes matter to change state but produces no change in temperature is called _____ heat.

What is the state of a body in which all parameters are equal at every point and do not change with time called?

a Carnot heat engine operates between a hot reservoir at absolute temp Th and cold reservoir at absolute temperature Tc. its efficiency is

the max theoretical efficiency of a Carnot heat engine operating between resistors at the steam point and at room temp is about