Calculate the molar mass of the biomolecule

Assignment Help Chemistry
Reference no: EM13165094

A 2.40-g sample of a large biomolecule was dissolved in 13.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.

Reference no: EM13165094

Questions Cloud

Program to track hourly employee arrival and departure time : THE JAVA SOURCE CODEA company hires you to write a program to track hourly employee arrival and departure times from work. In essence, you are tasked to make an online time clock. The time clock shall keep a history of an employee’s hours for a two-w..
Client expresses concern-bone marrow aspiration : A client expresses concern over the discomfort expected during the bone marrow aspiration. The nurse can best address these concerns by informing the client
What is the new concentration of the acid : A bottle of 5.5 M acid has 21.3 mL remaining in it. If the acid is diluted to 700 mL, what is the new concentration of the acid?
Write the footnote for danerys year-end financial statement : Write the footnote for Danerys' year-end financial statements related to goodwill and other intangible assets. Assume Danerys had no intangible assets prior to the acquisition.
Calculate the molar mass of the biomolecule : For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.
Compute the ph of the solution at the equivalence point : Calculate the pH of the solution at the equivalence point. b) What volume of 0.05 M HCl solution should be added to the sodium glutamate solution to yield a pH of 4.5?
Create a program to keep track of the participants : Create a program to keep track of the participants in a triathlon. Your program will keep track of the times in three events: Running, Swimming, and Biking.
State liquid that is a component of a wound dressing : An aqueous solution containing 0.003 M NaCl and 0.005 M CaCl2 is mixed with the polysaccharide alginate to create a high-viscosity liquid that is a component of a wound dressing
Should you set in ta1ctl, and what corresponding : Which bits (including divisor bits) should you set in TA1CTL, and what corresponding countshould you set in TA1CCR0, to trigger an interrupt every 400 msec?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain reaction of an alcohol to produce an alkyl halide

Reaction of an Alcohol to Produce an Alkyl Halide, N-butanol reacts with NaBr and H2SO4 to produce n-butyl bromide, via refluxation reaction in a lab experiment.

  Combustion studies of the use of h2 as an alternative fuel

In combustion studies of the use of H2 as an alternative fuel, HO is sometimes formed in flames by the reaction, H(g) + 1/2 O2(g) HO(g) Use the data below to calculate the value of Kc

  Define normal glucose levels in the blood

normal glucose levels in the blood are from 70 to 10 mg glucose per 100 mL of blood. If the level falls too low, there can be brain damage.

  Calculate the change in entropy of the gas

an ideal gas with temperature independent Cp = (7/2)R at 15 degrees C and having initial volume 60 m^3 is heated at constant pressure (P =0.1013 MPa) to 30 degrees by transfer of heat from a resivoir at 50 degrees C.

  Compute the concentration of ethanol in wine

Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent? answer in % molality? answer in mol/kg

  What is the mass of the steel bar

90.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of the system is 21.5.

  What volume of hydrogen gas could be produced

What volume of H2 could be produced at a temperature of 19 oC and a pressure of 764 torr by the reaction of 2.98 g of aluminum with hydrochloric acid.

  How much sio2 would be produced

14 g of Si reacts with 16 g of O to produce SiO2, the only product, with no reactant left over. How much SiO2 would be produced from 34 g of Si and excess O?

  Predict the vapor pressure of a solution

Glycerol HOCH2CH(OH)CH2OH is a nonvolatile, water-soluble material. its density is 1.25 g/mL. Predict the vapor pressure of a solution of 2.40 x 10^2 mL of glycerol, in 395 mL of water, at the normal boiling point of water.

  Determine what is hog

The liquid rate used is twice the minimum, the equilibrium relationship can be represented as yA=9.95 xA then determine what is HOG, operating line relationship, NOG and packed height of the column?

  Law of conservation of mass

Show that the balanced equation obeys the law of conservation of mass.

  Extracting gold from seawater

How many grams of Au are there in the whole ocean? With a 60% recovery possible, how many liters of seawater must be processed for gold to obtain 1 kg of that metal?

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