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Concentrative Properties: Urea
10 to 19
Concentrative properties of aqueous solutions — density, refractive index, molality, molarity, freezing-point depression, and dynamic viscosity as a function of mass percent concentration for 62 solutes. Data from CRC Handbook 97th Edition, Section 5.
| solute | mass percent | c mol L (mol/L) | density g cm3 (g/cm3) | freezing point depression C (degC) | m mol kg (mol/kg) | refractive index (dimensionless) | viscosity mPa s (mPa·s) |
|---|---|---|---|---|---|---|---|
| Urea | 10 | 1.706 | 1.0248 | 3.26 | 1.85 | 1.3476 | 1.074 |
| Urea | 11 | 1.882 | 1.0276 | 3.61 | 2.058 | 1.3491 | 1.083 |
| Urea | 12 | 2.059 | 1.0304 | 3.95 | 2.27 | 1.3506 | 1.091 |
| Urea | 13 | 2.236 | 1.0332 | 4.3 | 2.488 | 1.3521 | 1.1 |
| Urea | 14 | 2.415 | 1.036 | 4.66 | 2.71 | 1.3537 | 1.109 |
| Urea | 15 | 2.594 | 1.0388 | 5.02 | 2.938 | 1.3552 | 1.119 |
| Urea | 16 | 2.775 | 1.0417 | 5.4 | 3.171 | 1.3568 | 1.13 |
| Urea | 17 | 2.956 | 1.0445 | 5.79 | 3.41 | 1.3583 | 1.141 |
| Urea | 18 | 3.139 | 1.0473 | 6.19 | 3.655 | 1.3599 | 1.153 |
| Urea | 19 | 3.322 | 1.0502 | 6.59 | 3.906 | 1.3614 | 1.165 |
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