A sample of soil in its natural state has a volume of 1.396 m3 and weighs 18.662 kN. The sample was taken to the laboratory to determine the mass of solids. After oven-drying, the soil weighs 15.036 kN. If the specific gravity of the soil solids is 2.667, determine the following: Porosity, Degree of saturation, Effective unit weight. show complete solution

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Weight-Volume relationships

Weight is defined as the quantity of matter contained in a body. Weight can also be defined as the force acting on a body due to gravity. Mathematically, weight can be defined as-