Whar length of water coloumn is equivalent to 0.76 meters of mercury coloumn. Share with your friends Share 0 Vartika Jain answered this Dear Student, Let the density of mercury be 13.6 times the density of waterh1ρ1g = h2ρ2g or, h2=h1ρ1ρ2 =0.76×13.6 =10.34 m 1 View Full Answer