9. If the limits of cow hearing are 23 Hz to 35,000 Hz, what are the sound wavelengths that are associated with both of these two extremes, assuming the speed of sound is 345 m/s.
Frequency= 23 Hz: Wavelength =
Frequency = 35,000 Hz: Wavelength =

Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive