boron Thermodynamic Properties vs Temperature (CAS 7440-42-8)

Analyze how thermophysical properties change over a temperature range at a constant pressure of 1 atm.

Input Conditions

Define the chemical and range for the property profile.

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Property Profile for boron

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of boron at 1.01325 bar over -23.15–226.85 °C
Temperature (°C)Specific heat capacity (kJ/kg·K)Density (kg/m³)Dynamic viscosity (cP)Thermal conductivity (W/m·K)Prandtl number ()Molar volume (m³/kmol)Specific enthalpy (kJ)Specific entropy (kJ/kg·K)Phase
-23.150.76462340.22N/A N/A N/A 0.00461966-43.3849-0.158s
-18.0480.7935142340.22N/A N/A N/A 0.00461966-39.4101-0.142262s
-12.94590.8224282340.22N/A N/A N/A 0.00461966-35.2878-0.126263s
-7.843880.8513422340.22N/A N/A N/A 0.00461966-31.018-0.110013s
-2.741840.8802562340.22N/A N/A N/A 0.00461966-26.6007-0.0935218s
2.36020.909172340.22N/A N/A N/A 0.00461966-22.0358-0.0767986s
7.462240.9380842340.22N/A N/A N/A 0.00461966-17.3234-0.0598516s
12.56430.9669982340.22N/A N/A N/A 0.00461966-12.4635-0.042689s
17.66630.9959132340.22N/A N/A N/A 0.00461966-7.45609-0.0253184s
22.76841.024832340.22N/A N/A N/A 0.00461966-2.30115-0.00774706s
27.87041.053552340.22N/A N/A N/A 0.004619663.001130.0100176s
32.97241.081332340.22N/A N/A N/A 0.004619668.44770.027959s
38.07451.108142340.22N/A N/A N/A 0.0046196614.03350.0460549s
43.17651.134032340.22N/A N/A N/A 0.0046196619.75370.0642849s
48.27861.159052340.22N/A N/A N/A 0.0046196625.60370.0826305s
53.38061.183262340.22N/A N/A N/A 0.0046196631.57930.101075s
58.48271.206712340.22N/A N/A N/A 0.0046196637.67650.119603s
63.58471.229432340.22N/A N/A N/A 0.0046196643.89150.1382s
68.68671.251462340.22N/A N/A N/A 0.0046196650.22050.156854s
73.78881.272852340.22N/A N/A N/A 0.0046196656.66040.175553s
78.89081.293612340.22N/A N/A N/A 0.0046196663.20770.194287s
83.99291.31382340.22N/A N/A N/A 0.0046196669.85950.213046s
89.09491.333432340.22N/A N/A N/A 0.0046196676.61290.231822s
94.19691.352532340.22N/A N/A N/A 0.0046196683.46510.250605s
99.2991.371142340.22N/A N/A N/A 0.0046196690.41340.26939s
104.4011.389262340.22N/A N/A N/A 0.0046196697.45540.288168s
109.5031.406932340.22N/A N/A N/A 0.00461966104.5890.306935s
114.6051.424162340.22N/A N/A N/A 0.00461966111.8110.325685s
119.7071.440982340.22N/A N/A N/A 0.00461966119.120.344412s
124.8091.45742340.22N/A N/A N/A 0.00461966126.5140.363111s
129.9111.473442340.22N/A N/A N/A 0.00461966133.9910.38178s
135.0131.489122340.22N/A N/A N/A 0.00461966141.5490.400412s
140.1151.504452340.22N/A N/A N/A 0.00461966149.1860.419006s
145.2171.519442340.22N/A N/A N/A 0.00461966156.90.437558s
150.3191.534112340.22N/A N/A N/A 0.00461966164.690.456065s
155.4211.548482340.22N/A N/A N/A 0.00461966172.5530.474524s
160.5231.562552340.22N/A N/A N/A 0.00461966180.490.492933s
165.6261.576332340.22N/A N/A N/A 0.00461966188.4970.511289s
170.7281.589832340.22N/A N/A N/A 0.00461966196.5740.529591s
175.831.603082340.22N/A N/A N/A 0.00461966204.720.547836s
180.9321.616062340.22N/A N/A N/A 0.00461966212.9320.566024s
186.0341.62882340.22N/A N/A N/A 0.00461966221.210.584152s
191.1361.64132340.22N/A N/A N/A 0.00461966229.5520.602219s
196.2381.653582340.22N/A N/A N/A 0.00461966237.9570.620224s
201.341.665632340.22N/A N/A N/A 0.00461966246.4250.638166s
206.4421.677462340.22N/A N/A N/A 0.00461966254.9530.656044s
211.5441.689092340.22N/A N/A N/A 0.00461966263.5410.673856s
216.6461.700512340.22N/A N/A N/A 0.00461966272.1880.691603s
221.7481.711742340.22N/A N/A N/A 0.00461966280.8930.709284s
226.851.722782340.22N/A N/A N/A 0.00461966289.6550.726897s

Property Profiles for boron

Heat Capacity (Cp) vs Temperature

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Density vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of boron (CAS 7440-42-8) calculated at a constant pressure of 1 atm (101325 Pa) over the temperature range 250-500 K.

The properties shown - specific heat capacity (Cp), density (ρ), dynamic viscosity (μ), thermal conductivity (k), Prandtl number (Pr), molar volume (Vm), specific enthalpy (H), and specific entropy (S) - are among the most commonly used parameters in chemical engineering calculations, process simulation, and thermal system design.

All values are generated programmatically using validated thermodynamic correlations and equations of state and represent equilibrium properties at the specified pressure.


Understanding the Property Trends

  • Specific heat capacity (Cp) indicates the amount of energy required to raise the temperature of boron and is critical for energy balance and heat-exchanger design.
  • Density (ρ) and molar volume (Vm) describe volumetric behavior and are required for flow calculations, equipment sizing, and storage design.
  • Dynamic viscosity (μ) governs fluid flow resistance, influencing Reynolds number and pressure drop.
  • Thermal conductivity (k) and Prandtl number (Pr) are essential inputs for convective heat-transfer correlations.
  • Specific enthalpy (H) and specific entropy (S) are fundamental thermodynamic properties used in process modeling, compression, and expansion analysis.

Property trends with temperature may vary depending on molecular structure, intermolecular interactions, and phase stability.


Engineering Applications

The temperature-dependent properties of boron at atmospheric pressure are commonly required in:

  • Heat exchanger and reactor design
  • Process simulation and thermodynamic modeling
  • Fluid flow and pressure-drop calculations
  • Energy balance and equipment sizing
  • Chemical engineering education and research

These profiles are particularly useful when evaluating system performance over a wide operating temperature range under near-ambient pressure conditions.


Frequently Asked Questions

At what pressure are these properties calculated?
All properties on this page are calculated at a constant pressure of 1 atm (101325 Pa).

Can these values be used in process simulation software?
Yes. The data is suitable for preliminary design, validation, and educational use. For licensed simulators, vendor-specific property packages should be referenced.

Can I change the pressure or temperature range?
Yes. Use the interactive controls above to generate custom property profiles at different pressures or temperature ranges.


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