A water desalination plant is set up near a salt marsh containing water that is 0.10 M NaCl. Calculate the minimum pressure that must be applied at 20oC to purify the water by reverse osmosis. Assume that NaCl is completely dissociated.
Answer to relevant QuestionsA bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. Anthraquinone contains only carbon, hydrogen, and oxygen. When 4.80 mg of anthraquinone is burned, 14.2 mg of CO2 and 1.65 mg of H2O are produced. The freezing point of camphor is lowered by 22.3oC when 1.32 g of ...Write balanced equations describing the reaction of Sr with each of the following: O2, S8, Cl2, P4, H2, H2O, and HCl. What is the valence electron configuration for Group 4A elements? Group 4A contains two of the most important elements on earth. What are they, and why are they so important? How does metallic character change as one goes ...The resistivity (a measure of electrical resistance) of graphite is (0.4 to 5.0) × 10-4 ohm . cm in the basal plane. (The basal plane is the plane of the six- membered rings of carbon atoms.) The resistivity is 0.2 to 1.0 ...
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