2. Determine the pressure difference between points A and B in Figure 2 . Given: Water specific weight (w)=9.81kN/m3. Specific Gravity (s.g.) for Benzene =0.88, Kerosene =0.80, Mercury =13.6. Figure L 2. Determine the pressure difference between points A and B in Figure 2 . Given: Water specific weight (w)=9.81kN/m3. Specific Gravity (s.g.) for Benzene =0.88, Kerosene =0.80, Mercury =13.6. Figure L