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Please Help, Chemistry question. The 5 Geometries? The - - of a three-dimensional object is measured using a square unit.? If a sample of gas starts off at 298k, which temperature will cause an increase in pressure of the gas? Find all the values of the following (1) (1-sqrt(3)i)^1/3 (2) (i+1)^1/2 (3) (10i/1+i)^1/6? If you weigh out 2.105 grams of sand / salt mixture and end up with 1.095 grams of dry sad what is the percent of sand in their original mix?