Pentane Density Specific Weight Temperaure Pressure
Reference data and engineering information about pentane density specific weight temperaure pressure for thermodynamics applications.
Overview
Engineering reference data for Pentane Density Specific Weight Temperaure Pressure in thermodynamics.
Key Formulas
First Law
Energy is conserved — heat added minus work done.
Ideal Gas Law
Relates pressure, volume, and temperature of an ideal gas.
Heat Transfer
Sensible heat transfer.
Carnot Efficiency
Maximum efficiency between two temperatures.
Variables
| Symbol | Description | Unit |
|---|---|---|
| Internal energy | J | |
| Heat | J | |
| Work | J | |
| Pressure | Pa | |
| Volume | m³ | |
| Temperature | K |
Pentane Density and Specific Weight Data
Liquid Pentane at Equilibrium Pressure
Temperature(K) | Temperature(°C) | Pressure(bara) | Density(kg/m³) | Density(lb/ft³) | Specific Weight(N/m³) | Specific Weight(lbf/ft³) |
|---|---|---|---|---|---|---|
| 143.47 | -129.7 | 7.63e-7 | 762.3 | 47.59 | 7476 | 47.6 |
| 150 | -123 | 0.00000268 | 756.3 | 47.21 | 7416 | 47.2 |
| 180 | -93.2 | 0.00023 | 729.1 | 45.51 | 7150 | 45.5 |
| 210 | -63.2 | 0.00482 | 702.3 | 43.84 | 6887 | 43.8 |
| 240 | -33.2 | 0.0421 | 675.4 | 42.16 | 6623 | 42.2 |
| 270 | -3.1 | 0.211 | 647.8 | 40.44 | 6353 | 40.4 |
| 300 | 26.9 | 0.732 | 619 | 38.64 | 6070 | 38.6 |
| 330 | 56.9 | 1.96 | 588 | 36.71 | 5766 | 36.7 |
| 360 | 86.9 | 4.36 | 553.9 | 34.58 | 5431 | 34.6 |
| 390 | 117 | 8.51 | 514.6 | 32.12 | 5046 | 32.1 |
| 420 | 147 | 15.1 | 466 | 29.09 | 4570 | 29.1 |
| 450 | 177 | 24.8 | 395.9 | 24.71 | 3882 | 24.7 |
| 469.7 | 196.6 | 33.7 | 232 | 14.48 | 2275 | 14.5 |
Source: engineeringtoolbox.com
Pentane at Various Pressures
State | Temperature(°C) | Pressure(bara) | Density(kg/m³) | Density(lb/ft³) | Specific Weight(N/m³) |
|---|---|---|---|---|---|
| Liquid | -73.2 | 1 | 711.3 | 44.4 | 6975 |
| Liquid | 20 | 1 | 626.2 | 39.09 | 6141 |
| Liquid | 35.7 | 1 | 610.1 | 38.09 | 5983 |
| Gas | 35.7 | 1 | 2.939 | 0.1835 | 28.8 |
| Gas | 127 | 1 | 2.209 | 0.1379 | 21.7 |
| Gas | 227 | 1 | 1.75 | 0.1093 | 17.2 |
| Liquid | -73.2 | 10 | 711.8 | 44.44 | 6980 |
| Liquid | 26.9 | 10 | 620.2 | 38.72 | 6082 |
| Liquid | 124.9 | 10 | 502.7 | 31.38 | 4930 |
Source: engineeringtoolbox.com
Key Properties
| Property | Value |
|---|---|
| Critical Temperature | 196.6 °C (469.75 K) |
| Critical Pressure | 33.7 bara (3.37 MPa) |
| Critical Density | 232.0 kg/m³ |
The density of liquid pentane is nearly the same for all pressures up to 100 bara. For most practical purposes, the density at equilibrium (saturation) pressure can be used.
Density Unit Conversions
Common conversion factors for density units:
| From | To | Multiply by |
|---|---|---|
| 1 g/cm³ | kg/m³ | 1000 |
| 1 g/cm³ | lb/ft³ | 62.428 |
| 1 g/cm³ | sl/ft³ | 1.9403 |
| 1 kg/m³ | lb/ft³ | 0.06243 |
| 1 kg/m³ | g/l | 1 |
| 1 lb/ft³ | kg/m³ | 16.0185 |
| 1 lb/ft³ | lb/yd³ | 27 |
| 1 sl/ft³ | lb/ft³ | 32.174 |
Related Fluids
See also the density and specific weight data for these common fluids:
- Alkanes: methane, ethane, propane, butane
- Alcohols: methanol, ethanol
- Aromatics: benzene, toluene
- Other organics: acetone, ethylene
- Gases: air, ammonia, argon, carbon dioxide, carbon monoxide, helium, hydrogen, nitrogen, oxygen
- Petroleum products: crude oil, fuel oils, lubricating oil, jet fuel