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BSA (Bovine serum albumin) is a biochemically useful protein. A 0.227 gram sample of bovine serum albumin is dissolved in water to make 0.113 L of solution as well as the osmotic pressure of the solution at 25 °C is found to be 0.749 mbar. Compute the molecular mass of bovine serum albumin.
A reaction produces 2 moles of a solid product from 2 moles of liquid and 1 mole of gas reactants. The process is exothermic
Assuming that the gas becomes saturated with benzene vapor and that the total gas volume and temperature remain constant, what is the vapor pressure of the benzene in torr
urea h2nconh2 is used extensively as a nitrogen source in fertilizers. it is produced commercially from the reaction of
acalculate the time it would take to form 515.0 g of pbo2 if you recharge anbsplead-acid storage battery with a
Alkynes can be hydrated in the presence of acid and HgSO4, by electrophilic addition of a molecule of water to the triple bond. The reaction proceeds by way of a carbocation intermediate
sketch the curves for the distribution of energy states and their electron popultaions for a metallic conductor, an insulator
solution of the monoprotic acid HBr is titrated, and 85.00 mL of 0.59M NaOH is required to reach the equivalence point. What is the original concentration of the acid solution?
What is the energy implied by the mass defect? If this energy is carried away in a single photon, what is its wavelength? To what part of the electromagnetic spectrum does this correspond
An aqueous solution of sodium hydroxide reacts with an aqueous solution of ammonium chloride, yielding aqueous ammonia, NH3, and water
A compound contains 44.26% carbon atoms, ,3.69% hydrogen atoms, and 7.79% fluorine atoms by mass. Each molecule of this compound contains one fluorine atom. What is the total number of carbon, hydrogen, and fluorine atoms in one molecule of this c..
Predict and explain the order of elution (fastest to slowest) of benzoic acid , biphenyl, phenyl acetate and benzyl alchol from an alumina column
a kitchen oven has an interior volume v of 0.12m3 . the initial pressure p0 inside the oven equals the outside pressure
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