Question

write wave formula for velocity of sound​

Answer 1

Explanation:

the speed of sound is vsound = m/s = ft/s = mi/hr.

Answer 2

Answer:

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Pure Substance

A Pure Substance can be defined as any substance, which lacks or doesnot have any impurities.

(or)

Pure Substance is a chemical in the form of matter having constant chemical composition and characteristic properties.

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