A clean siliciclastic sandstone has 29% total porosity and is saturated with 52% gas and 48% fresh water; gas density = 0.1 gm/cc; quartz density = 2.65 gm/cc; limestone density = 2.71 gm/cc. What is the reading of the apparent density porosity log in limestone porosity units? _______________ % LS
a. 8.6% LS
b. 9.2% LS
c. 10.5% LS
d. 11.8% LS