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Calculators » Conversion » Speed » Km per second and Speed of sound in air at sea level

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert speed measurements from *km per second to speed of sound in air at sea level* and *speed of sound in air at sea level to km per second*.

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1 s = 0.34029 km/s

1 km/s = 2.93867 s

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