If the frequency of the sound wave in Problem 1 is 400 Hz and its displacement amplitude is 4.82 micro m (um), find the bulk modulus of the air at...

If the frequency of the sound wave in Problem 1 is 400 Hz and its displacement amplitude is 4.82 micro m (um), find the bulk modulus of the air at the location where the intensity level was measured. Assume that the temperature of the air is 20.0 C. Step by Step, Thank You