The formula that gives thePpressure on an object submerged in a fluid is:

P = r * g * hwhere

r (rho)is the density of the fluid,gis the acceleration of gravityhis the height of the fluid above the object

r = 1.00 x 10^{3}kg/m^{3 }Fresh water

r = 1.03 X 10^{ 3}kg/m^{3 }Salt waterg = 9.8 m/s

Density of water webpage

^{2 H = inches x .0254 in meters}