The Frequency Separating Audible Waves and Ultrasonic Waves Is Considered

question 22

Multiple Choice

The frequency separating audible waves and ultrasonic waves is considered to be 15.0 kHz.What wavelength in air at room temperature is associated with this frequency? (Assume the speed of sound to be 225 m/s. )

• A)1.50 cm
• B)33.8 cm..
• C)22.5 cm
• D)33.8 cm
• E)​33.8 cm.

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Definitions:

Coenzymes

Non-protein chemical compounds that bind to an enzyme and help it to catalyze a reaction.

Reversible Inhibitor

A substance that forms weak bonds with an enzyme, temporarily interfering with its function; a reversible inhibitor is either competitive or noncompetitive. Compare with irreversible inhibitor.

Chemical Bonds

The attraction between atoms or molecules that allows the formation of chemical compounds, can be ionic, covalent, or metallic.

Enzyme

Organic compounds that considerably accelerate nearly all chemical processes occurring inside cells.