Why the substance soluble in alcohol and cyclohexane
The unknown was found to have a boiling point of 57C at 658 mm Hg. A liquid unknown was found to be in soluble in water and soluble in alcohol and cyclohexane; determine the substance?
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After three days sample of radon-222 has decayed to 58% of its original amount. How long will it take sample to decay to 30% of its original amount?
Determine the specific rotation of an unknown if at a concentration of 2.00/10.0 ml. the observed rotation is.500 , using a 1.00 cm cell.
The pure optically active substance Z has a specific rotation of 1500. Determine the % optical purity (enantiomeric excess) of Z and what % Z and Z' does the sample contain?
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Explain what solvent would you use to calculate the density of cadmium nitrate? And convert your densities to kg/L and compare these values with those in g/mL.
Discuss the molarity of a barium chloride solution prepared by dissolving 9.9 grams of BaCl2•2(H2O) in enough water to make 334.0 mL of solution?
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