Intensive Variables: Equal Value for Equilibrium?

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In summary, intensive variables are properties of a system that do not depend on the system's size or amount. These variables, such as temperature, pressure, and concentration, have the same value throughout the system at equilibrium. This ensures that there is no net flow of these variables, which is important for the system to reach a stable state. Intensive variables can be measured using specific instruments and techniques, and they cannot change in a system at equilibrium. If they do change, the system is no longer at equilibrium and will try to reach a new equilibrium state.
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Gear300
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Is it a necessary condition for intensive variables to have the same value for all points in a system that is in equilibrium?
 
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We can't just give you the answer, since then nobody would learn anything. But if you describe your reasoning, you'll likely get helpful comments.
 
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My reasoning is that they are said to be scale invariant. I read that electric and magnetic fields can be taken to be intensive, so I'm just trying to narrow down what is considered in an electromagnetic field in thermal equilibrium.
 
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1. What are intensive variables?

Intensive variables are properties of a system that do not depend on the size or amount of the system. These variables include temperature, pressure, and concentration.

2. How do intensive variables relate to equilibrium?

In a system at equilibrium, intensive variables have the same value throughout the system. This means that there is no net flow of these variables between different parts of the system.

3. Why is it important for intensive variables to have equal values in equilibrium?

If intensive variables have different values in different parts of the system, then the system is not at equilibrium and there will be a net flow of these variables. This can lead to changes in the system and prevent it from reaching a stable state.

4. How are intensive variables measured?

Intensive variables can be measured using various instruments and techniques, depending on the specific variable. For example, temperature can be measured using a thermometer, while pressure can be measured using a manometer.

5. Can intensive variables change in a system at equilibrium?

No, intensive variables cannot change in a system at equilibrium. If they do change, then the system is no longer at equilibrium and will try to reach a new equilibrium state.

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