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The solubility of suberic acid is 0.14 g/100 ml of water or 0.56 g/100 ml of ether. Calculate the volume of ether needed to remove 90% of the suberic acid from 100 mL of saturated aqueous solution in a single extraction.
Consider the design of a sine-wave generator. List the operational parameters that should be considered in this design project
Iron pyrite, commonly known as "fool's gold," is 46.5% Fe and 53.5% S. A crystal of iron pyrite contains 4.24g of iron. A) Calculate the mass in grams of the crystal. B) How many moles of iron is in the crystal
2 NO(g) +Cl2->2NOCL(g) the observed rate law is Rate= K(NO)^2(Cl2). What is the reaction order with respect to nitrohen monoxide with respect to Cl2? Wht id the overall order
Calculate the required quantity of each reagent and the volume of water that must be added for dilution.
sample of this compound is combusted in excess oxygen and the products are 2.492 g of CO2 and 0.6495 g of H20. Determine the empirical formula of the active ingredient.
calculate the PH of a buffer solution prepared by dissolving 21.5 g benzoic acid and 37.7g sodium benzoate in 200.0 mL of solution?
3000 MT of a 6-10-16 fertilizer was prepared by mixing ammonium sulfate (95% purity), phosphoric acid (95% purity), muriate of potash (95% purity), and gypsum (90% purity). Calculate how much of the gypsum was used.
Draw a Newman projection of the most stable conformation of (2R, 3S)-dibromobutane sighting down the C2-C3 bond.
explain why DNA double stands separate by heating without degradation of the stands to their component molecules.
what is the concentration of fructose in the resulting solution in uM? C) If you make three serial 1:5 dilutions, using the solution above, what is the concentration of the final solution?
Which of the following statements regarding the possible effects of radiation on a cell is incorrect. Radiation can pass through a cell with no damage.
find the lowest temperature of vaporization and the highest temperature when there is liquid left over.a liquid mixture
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