Question - In an experiment to determine specific gravity of a soil sample, the following data is obtained:Mass of empty pycnometer                                                   20.4 gMass of pycnometer with soil sample                                 51.6 gMass of pycnometer with soil sample filled with water   88.6 gMass of pycnometer filled with water                                 70.4 gThe specific gravity of the sample is __________