The mean density of sea water is r, and bulk modulus is B.The change in density of sea water in going from the surface of water to the depth of h is Share with your friends Share 7 Vaibhav T. answered this Dear Student, r=MVwhere, M=massV=volumer=mean density∆r=-∆VV2.M∆rr=-∆VMV2×VM=-∆VVB=-∆P∆VVwhere, P=pressureB=bulk modulusB=hrg×r∆r∆r=hr2gBwhere, h=depth -6 View Full Answer