Calculate the molar mass of z in solution a

Assignment Help Chemistry
Reference no: EM13701374

Problem- A nonvolatile organic compound Z was used to make up two solutions. Solution A contains 1.00 g of Z dissolved in 100 g of water and has a vapor pressure of 754.5 mmHg at the normal boiling point of water. Calculate the molar mass of Z in solution A.

I need proficient help to solve the above problem

Reference no: EM13701374

Questions Cloud

Determine the final temperature of the solution : Problem- In a constant pressure calorimeter, 7.30 g CaCl2 is added to 125.00 mL of H2O at 23C. Determine the final temperature of the solution if the enthalpy change associated with the dissolution of the CaCl2 is -82.8 kJ/mol. The specific heat f..
Explain what is the tempature of the sample : Problem- If 3.49 moles of an ideal gas have a pressure of 8.56 atm, and a volume of 64.53 L, what is the tempature of the sample
How many kilojoules of heat would be liberated : Problem- The molar heat of vaporization of acetic acid, HC2H3O2, is 24.3 kJ mol-1 at its boiling point. How many kilojoules of heat would be liberated by the condensation of 5.79 g of acetic acid
Calculate the acid-dissociation equilibrium constant : Problem- Use the following standard-state free energy of formation data to calculate the acid-dissociation equilibrium constant (Ka) at for formic acid: Compound Gf o (kJ/mol) HCO2(aq) -372.3 H+ (aq) 0.00 HCO2 - (aq) -351.0
Calculate the molar mass of z in solution a : Problem- A nonvolatile organic compound Z was used to make up two solutions. Solution A contains 1.00 g of Z dissolved in 100 g of water and has a vapor pressure of 754.5 mmHg at the normal boiling point of water. Calculate the molar mass of Z in ..
What will be the cell potential after the addition : Problem- Ub tge titration of 25.0 mL of 0.1 Fe2+ with 0.100 MCe4+, what will be the cell potential after the addition of 25.0 mL of Ce4+ solution
How many ml of 6m hcl would we have to add to solution : Problem- We wish to prepare a buffer of pH 10 using common laboratory reagents. How many mL of 6M HCl would we have to add to a solution prepared by adding 100 mL of 15M NH3 to 200 mL of water? Ka of NH4 + = 5.70x10-10, pKa = 9.24.
What is the final state of the hydrogen atom : Problem- A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.06 nm. It then gives off a photon having a wavelength of 397 nm. What is the final state of the hydrogen atom? Values for physical constants can be found her..
How many molecules of gas are in the sample : Problem- A sample of carbon dioxide is contained in a 125.0 mL flask at 0.917 atm and 18.8 C. How many molecules of gas are in the sample

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the temperature of the solution to rise

Question- In a constant-pressure calorimeter, 55.0mL of 0.330 M Ba(OH)2 was added to 55.0 mL of 0.660 M HCl. The reaction caused the temperature of the solution to rise from 23.22 °C to 27.72 °C.

  Explain portions of aluminum and phosphorous

What would the molecular orbital diagram for a compound made of equal portions of aluminum and phosphorous look like

  The vapor pressure of benzene is 401 mmhg at 76c what is

question the vapor pressure of benzene is 40.1 mmhg at 7.6c. what is its vapor pressure at 60.6 c? the molar heat of

  Define the calculated boiling point of water in breckenridge

The calculated boiling point of water in Breckenridge is 363K. What pressure would have to applied to steam at 391°C to condense the steam to liquid water

  Complete the reaction by writing the formulas of the product

Question- Complete the reaction by writing the formulas of the products, and indicate whether the products or reactants are favored. The Ka of CH3COOH (acetic acid) is 1.8 × 10^-5 The Ka of the conjugate acid in this reaction is 5.6 × 10^-10

  Define nitroglycerin decomposes rapidly upon ignition

The explosive nitroglycerin decomposes rapidly upon ignition or sudden impact according to the following balanced equation: 4C3H5N3O9 (l) --> 12 CO2 (g) + 10H2O (g) + 6N2 (g) + O2 (g)

  Explain electron transport in complex iii of mitochondria

Antimycin A blocks electron transport in Complex III of mitochondria. Could the addition of antimycin A to chloroplasts affect chloroplast ATP and/or NADPH synthesis. why or why not.

  How to evaluate kidney fuction

A pstient is administered mercury-197 to help evaluate kidney fuction. Mercury-197 has a half - life of 65 hours. what fraction of an initial of an initial does of mercury-197 remains after 6-0 days?

  A beaker with 130ml of an acetic acidbuffer with a ph of

a beaker with 130ml of an acetic acidbuffer with a ph of 5.00 is sitting on a benchtop. the totalmolarity of acid and

  Explain microorganisms reduce carbonyl compounds

Microorganisms reduce carbonyl compounds to alochols stereoselectively. 5-chloro-2-pentanone is reduced to (S)-5-chloro-2-pentanol in this way. Distillation of this alcohol over sodium hydride gives a chiral cyclic ether.

  Define what mass can the balloon lift at sea level

What mass can the balloon lift at sea level, where the density of air is 1.22 kg m-3. What would be the payload if He were used instead of H2

  Explain the substituent ch3 is connected to the ch

The substituent CH3 is connected to the 'CH' group (i.e. 2nd carbon from the left) instead of the methyl group on the left end

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