Respuesta :

Answer:

4.34x10^-7m

Explanation:

Frequency = 6.912x10^14 s-1

Velocity = 3x10^8m/s

Wavelength =?

Velocity = wavelength x frequency

Wavelength = Velocity / frequency

Wavelength = 3x10^8/ 6.912x10^14

Wavelength = 4.34x10^-7m