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Critical Volume of Real Gas given Clausius Parameter b Calculator

Critical Volume Formula:

\[ V_c = b' + \frac{[R] \times T'_c}{4 \times P'_c} \]

K
Pa

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1. What is Critical Volume of Real Gas?

Definition: The Critical Volume is the volume occupied by the unit mass of gas at critical temperature and pressure.

Purpose: This calculator helps determine the critical volume of real gases using the Clausius parameter b, critical temperature, and critical pressure.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ V_c = b' + \frac{[R] \times T'_c}{4 \times P'_c} \]

Where:

Explanation: The formula combines the Clausius parameter with temperature and pressure terms to estimate the critical volume.

3. Importance of Critical Volume Calculation

Details: Critical volume is essential for understanding gas behavior near critical points and for designing industrial processes involving real gases.

4. Using the Calculator

Tips: Enter the Clausius parameter b, critical temperature (must be > 0 K), and critical pressure (must be > 0 Pa). All values must be positive.

5. Frequently Asked Questions (FAQ)

Q1: What is Clausius Parameter b?
A: It's an empirical parameter characteristic to the Clausius equation of state for real gases.

Q2: What are typical units for critical volume?
A: The standard SI unit is cubic meters (m³), though liters may be used for smaller quantities.

Q3: Why is critical temperature important?
A: It's the highest temperature at which the substance can exist as a liquid, where phase boundaries vanish.

Q4: What's the significance of critical pressure?
A: It's the minimum pressure required to liquify a substance at the critical temperature.

Q5: Can this calculator be used for ideal gases?
A: No, this specifically uses the Clausius model for real gas behavior.

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