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A sand with Gs = 2.66 and void ratio e = 0.60 is completely dry. It then becomes wetted by a rising groundwater table.

A sand with Gs = 2.66 and void ratio e = 0.60 is completely dry. It then becomes wetted by a rising groundwater table. Compute the unit weight in kN/m3 under the following conditions: When the sand is completely dry. When the sand is 40% saturated. When the sand is completely saturated.

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