Compute the molar mass of the compound

Assignment Help Chemistry
Reference no: EM13181064

A 191 mg sample of a nonelectrolyte isolated from throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25 degrees C. The osmotic pressure of the resulting solution was 4.95 atm. Calculate the molar mass of the compound. Answer in g/mol.

Reference no: EM13181064

Questions Cloud

HR and believe implementing self-service portal : You work in HR and believe implementing a self-service portal for HR administration would generate several efficiencies in work flow. Your manager is resistant to implementing the portal because of the administrative challenges and concerns such as t..
How much will she accumulate : Another client, Wynona, decides that she will invest $5,000 per year in a 5% annuity for the first ten years, then $6,000 for the next ten years, and then $4,000 per year for the last ten years, how much will she accumulate?
How much money is invested at the end of year 10 : At the end of each year, a worker invests $2,000 into an account the draws 4% interest. The worker makes every payment for the next 30 years except for the payment at the end of year 10. That is, no money is invested at the end of year 10. How muc..
Piaget described several deficits in reasoning : Piaget described several deficits in reasoning that characterize the preoperational child, including egocentric , animistic thinking and lack of capability in conservation tasks . Describe Piaget's basis for each of these three conclusions.
Compute the molar mass of the compound : throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25 degrees C. The osmotic pressure of the resulting solution was 4.95 atm. Calculate the molar mass of the compound. Answer in g/mol.
What radial and height dimensions will require : A metal storage tank with a mximum volume of 500 m^3 is to be constructed in the shape of a right circular sylinder surmounted by a hemisphere. What radial and height dimensions will require the least amount of material?
Describe the crime of solicitation-corroboration requirement : Describe the crime of solicitation and give two (2) examples of solicitation crimes, and explain how corroboration requirements are used in solicitation statutes.
What is the ph of an aqueous solution with a hydrogen ions : What is the pH of an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M? b) What is the hydroxide ion concentration, [OH-], in an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M?
Date to regularise and regularise date : Difference between the "Date to Regularise" and "Regularise Date" is - greater than 3 days, the cell shold return "RED" colour.

Reviews

Write a Review

Chemistry Questions & Answers

  What volume of which gas (if any)remains unreacted

A Mixture of 80mL of Hydrogen Gas and 60 mL of Oxygen gas is ignited by a spark to form water (please show work) a) does any gas remain unreacted.

  Finding maximum temperature

A balloon contains 400cm3 of helium at 25degrees and 1atm pressure. If the balloon bursts when the volume exceeds 800cm3. What would be the maximum temperature it could withstand at constant pressure?

  What volume will 0.66 moles of argon occupy

if a sample of 0.29 moles of Ar occupies 3.8L under certain conditions, what volume will 0.66 moles of Ar occupy under the same conditions.

  What is the maximum pressure that will be attained

what is the maximum pressure that will be attained in the tank before the plug will melt and release gas?

  What is the total pressure in mm hg of the mixture

A gas mixture contains helium and oxygen at respective partial pressures of 255 torr and 0.450 atm. What is the total pressure in mm Hg of the mixture?

  What is the molarity of the carbonate ion in sodium carbonat

What is the molarity of the carbonate ion in sodium carbonate, Na2CO3, prepared by dissolving 3.5 g of sodium carbonate in enough water to form 0.800 L of solution?

  Calculate the percentage of gold in the jewelry

The jewelry contains only gold and silver, which have densities of 19.3 and 10.5 , respectively. If the total volume of the jewelry is the sum of the volumes of the gold and silver that it contains, calculate the percentage of gold (by mass) in th..

  Estimate the free energy change for the following reaction

Estimate the free energy change (?Grxn) for the following reaction at 298 K, if each gaseous substance is present at p = 0.30 atm. 2H2(g) + O2(g) ? 2H2O(l)

  How many grams of solvent are present in given soln

Tincture of iodine is I2(s) dissolved in ethanol, C2H2OH. A 1% solution of tincture of iodine is 10.0g of solute for 1000g of solution.

  What is the atomic weight for exonium

Elemental exonium (not a real element) consists of 2 major isotopes Abundance Mass 31% 95 amu,69%. 118 amu What is the atomic weight for exonium.

  State photochemical dimerization of benzophenone

ethanol or t-butyl alcohol were used instead of iospropyl alcohol in the attempted photochemical dimerization of benzophenone

  Write the chemical equation for the particular titration

In an acid base titration a 25mL portion of a solution containing sulfuric acid (H2SO4) was titrated with a 0.200M NaOH(aq). write the chemical equation for this particular titration

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