atm pressure

How Do You Get Cm Hg? 1 cmHg Mass = 13595.1 kg/m3 x 1 m2 x 0.01 m = 135.951 kg. 1 cmHg Force = 135.951 kg x 9.80665 m/s2 = 1333.223874 N. 1 cmHg Pressure = 1333.223874 N / 1 m2 = 1333.223874 Pa. What is the value of standard pressure in cm Hg?