The mass of a sample of a saturated soil is 540 grams The dry mass after onven drying is 420 grams The specific gravity of solids is 2 7 Determine 1 Degree of saturation is S 100 2 The mass of water is 120 3 The volume of water is 120 4 The volume of solid is 155 55 5 The water content w 6 The void ratio e 0 77 28 6 7 Saturated unit weight Ysat 8 Dry unit weight Yd 15 9 Porosity n 43 5 10 If emax 9 cm 19225 cm kN m kN m 1 and emin 0 6 the relative density Dr 83 25