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Engineering ToolBox > Speed of Sound in some common Liquids
Speed of sound in normal air is 343 m/s. The velocity of sound in some common liquids can be found in the table below.
| Liquid | Sound Velocity 1) (m/s) |
| Acetic acid | 1584 |
| Acetone | 1174 |
| Alcohol, ethyl (ethanol) | 1144 |
| Alcohol, propyl | 1205 |
| Benzene | 1298 |
| Carbon disulfide | 1149 |
| Carbon tetrachloride | 926 |
| Castor oil | 1474 |
| Chloroform | 995 |
| Ether | 985 |
| Ethylene glycol | 1644 |
| Glycerol (glycerine) | 1904 |
| Heptane | 1138 |
| Hexane | 1203 |
| Kerosene | 1324 |
| Mercury | 1450 |
| Methyl alcohol (methanol) | 1143 |
| Methyl alcohol, 0oC (methanol) | 1130 |
| Octane | 1171 |
| Phenol | 1274 |
| Toluene | 1275 |
| Turpentine | 1240 |
| Water | 1493 |
| Water, 0oC | 1402 |
| Water, 20oC | 1482 |
| Water, sea with 3.5% salinity | 1533 |
| Water, sea with 3.5% salinity, 20oC | 1522 |
1) Based on temperature 25oC.