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Air at 50 % relative humidity is cooled isobarically at 1 atm from 90 degrees celcius to 25 degrees celcius. How many moles of water condense per cubic meter of feed gas?
Upon digestion and analysis of DNA sample from animal tissue, there are almost always equal amounts of purines and pyrimidines. Explain why this is so.
Organic Chemistry When assigning priority to R (clockwise) and S (counterclockwise) nomenclature of asymmetric carbon atoms, which has a greater priority CH3 or CH2CH3
Solution A is prepared by dissolving 80.4 g of Na3PO4 in enough water to make 1.50 L of solution. Solution B is 2.5 L of 0.620 M Na2SO4. Do not include units in any of your answers. What is the molar concentration of Na3PO4 in Solution A
a sample of a mixture of cac2o4 and mgc2o4 was dissolved in about 100 ml of aqueous acid. one half of the solution was
Express the concentration of 3 % H2O2 solution as molality and in a mole fraction. Explain the meaning of the mole fraction.
enough solid KHT be added to the kcl-nacl solution to ensure that some solid remain undissolved after 20 minutes stirring?
denaturation of a protein takes place over a small range of temperature as shown by the heat denaturation curve of
Compare and describe the 2 different definitions of acids and bases. Explain the difference between a weak acid and a stronge one
A single crystal of a metal is oriented for a tensile test such that its slip plane normal makes an angle of 65.5° with the tensile axis. Three possible slip directions make angles of 30°, 48°, and 78° with the same tensile axis.
"Besides the traditional colorimetric acid/base indicators, there is another class that doesn't use color, the olfactory acid-base indicators! These compounds smell or don't smell based on their pH
Name and provide the structure of the major organic product which results when (R)-3,3-dimethyl-2-butanol is heated in the presence of HBr.
List and describe briefly the 2 methods which are used by drug companies to discover lead compounds
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