1.When the dyes present in green ink are seperated by paper chromatography, the distance traveld by the water is 10cm, the distance traveld by the yellow dye is 8cm, and the distance traveld by the blue dye is 5cm. Calculate the retention factor for the blue dye.
2.Is the mass of one dozen cookies of uniform size, shape, and mass is 156 grams, calculate the mass of a single cookie.
3.calculate the volume of a marble which when place in a graduated cylinder containing 60.0 milliliters of water, raised the volume of the water to 67.0 milliliters
4.If a solid copper cube is placed in a graduated cylinder and it displaced 27.0 milliliters of water, what would be the enge lenght of the cube?
5.If a cube has an edge lenght of 2.00 centimeters and its mass is 5.00 grams, calculate its density.
6.ice has a density of 0.92 g/cm^3. what is the volume of 1.8 kilograms of ice?
2007-11-07
02:01:05
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3 answers
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asked by
Anonymous
in
Chemistry