Calculate the molecular mass of bovine serum albumin

Assignment Help Chemistry
Reference no: EM13706513

Problem- Bovine serum albumin (BSA) is a biochemically useful protein. A 0.452 gram sample of bovine serum albumin is dissolved in water to make 0.194 L of solution, and the osmotic pressure of the solution at 25 °C is found to be 0.869 mbar. Calculate the molecular mass of bovine serum albumin.

Write the complete solution in short and simple way

Reference no: EM13706513

Questions Cloud

A black deposit of tungsten metal collects on lightbulb : Problem- What phase transition is occurring when a black deposit of tungsten metal collects on the inside of a lightbulb whose filament is tungsten metal.
Explain the ideal bond angle for a tetrahedral electron : Problem- The ideal bond angle for a tetrahedral electron group arrangement is 109.5 degrees. The bond angle measured for NH3 is about 107 degrees, while the measured bond angle for H2O is about 105 degrees. Explain these experimental results.
How much heat must be provided to vaporize : Problem- Liquid butane is stored in cylinders to be used as fuel. Suppose 35.5 of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat vaporization of butane is 21.3 KJ/mol.
How many chloride ion lattice points are in the unit cell : A certain number of sodium ion lattice points and a certain number of chloride ion lattice points are required. How many chloride ion lattice points are in the unit cell as described above
Calculate the molecular mass of bovine serum albumin : A 0.452 gram sample of bovine serum albumin is dissolved in water to make 0.194 L of solution, and the osmotic pressure of the solution at 25 °C is found to be 0.869 mbar. Calculate the molecular mass of bovine serum albumin.
Draw the structures of the alkyl chloride : Problem- CH3CH2PH2 can be synthesized by an SN2 reaction. Draw the structures of the alkyl chloride and nucleophile that will give this compound in highest yield.
Calculate the binding energy of c-14 : Problem- Molar nuclear mass of c-14 is 14.003241 g/mol/. The molar mass of a proton is 1.007825 g/mol. The molar mass of a neutron is 1.008665 g/mol. Calculate the binding energy (j/mol) of C-14.
How many alpha particles will a sample emit in one hour : Problem- A certain isotope has a specific activity of 7.29e-4 Ci/g. How many alpha particles will a 75.0 mg sample emit in one hour
How much would the vial weigh if it were filled with water : Problem- An empty vial weighs 53.30 g. (a) If the vial weighs 184.21 g when filled with liquid mercury (d = 13.53 g/cm3), what is its volume? (b) How much would the vial weigh if it were filled with water (d = 0.997 g/cm3 at 25°C)?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the compound 2-aminobenzoic acid

You are trying to extract the compound 2-aminobenzoic acid from an aqueous solution into ether (in a form with a net zero charge). At which pH would the extraction be the most efficient? Ka1(COOH)=8.3x10^-3 and Ka2(NH3+)=1.10x10^-5

  Explain how many grams per ml of aspirin are in solution

Explain how many grams per mL of aspirin are in the resulting solution. Note a 250-mL volumetric flask has a precision of 0.01 mL as well as the amount of NaOH added has no bearing on the important figures in the final concentration).

  Define reduce the fever of an infant weighing

A dose of aspirin of 5.0 mg per kg of body weight has been prescribed to reduce the fever of an infant weighing 12.5 pounds (1.0lb = 454 g). The number of milligrams of aspirin that should be administered is

  Explain how much does it cost me every time heat the air

Explain how much does it cost me every time we heat the air in the living room from 73.0°F to 76.0°F? How many kWh does it take? The heat capacity of our air is 1.01 J/(g°C).

  If the energy levels of hydrogen like one-electron ions

If the energy levels of hydrogen like one-electron ions of atomic number Z differ from those of hydrogen by a factor of Z^2. Forecast the wavelength of the 2s--->1s transition in He+.

  State what is the molar mass of the protein hemoglobin

the osmotic pressure at 20.0 degrees C is 3.62x 10^-3 atm. What is the molar mass of the protein hemoglobin?

  Is the dissolution of srso4 exothermic or endothermic

Problem- Ksp for SrSO4 increases from 2.8 x 10^-7 at 37 degrees celsius to 3.8 x 10^-3 at 77 degrees Celsius. Is the dissolution of SrSO4 exothermic or endothermic

  Given the following bond enthalpy values calculate the

given the following bond enthalpy values calculate the enthalpy of formation for gas phase isopropanol c3h7oh at 25

  State the correct expression for keq and description

Choose the correct expression for Keq and description (homogeneous or heterogeneous) for the following reaction: 2 PbO(s) + 2 SO2(g) 2 PbS(s) + 3 O2(g)

  How to calculate the ph at the equivalence point

Calculate the ph at the equivalence point for the titration of 1.0 m ethylamine by 1.0 m perchloric acid

  What''s is the mass of the copper cube

Question- A cube of copper has a volume of 3.54cm^3. 1) What's is the mass of the copper cube. Given density of copper = 8.96g/cm^3. A sheet of Aluminum foil measures 3.5cm by 7in and has a mass of 2.95g.

  The resulting measured absorbance for the solution

Problem- A researcher mixed 8.00mL of 1.33x10-1M Fe(NO3)3 with 102.0mL of 2.45x10-3 M KSCN, using 5.00x10-1M HNO3 as solvent for both solutions. The resulting measured absorbance for the solution was 0.348. Based on the given data, calculate [SCN*..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd