Define what is the vapor pressure

Assignment Help Chemistry
Reference no: EM13175625

The molar enthalpy of vaporization of boron tribromide is 30.5 kJ/mol, and it's normal boiling point is 91degrees C. What is the vapor pressure of BBr3 at 34 degrees C. (R=8.314 kJ/mol)
A. 117. torr
B. 759. torr
C. 710. torr
D. 156. torr
E. 689. torr

Reference no: EM13175625

Questions Cloud

Define the vapor pressure of pure benzene : A solution is 89.8% by volume benzene(C6H6) in carbon tetrachloride at 20 degrees C. The vapor pressure of pure benzene at this temperature is 74.61 mmHg and it's density is 0.87865 g/cm^3;
Explain rationale behind equal prices for unequal distances : Does this make economic sense? Explain the rationale behind equal prices for unequal distances in air travel using supply, demand, and cost curves.
Compute the molar mass of the solute : A solution that contains 87.2g of an unknown compound in 392.4g of water freezes at -8.00 degrees C. Calculate the molar mass(in units of g/mol) of the solute. Kf of water is 1.86 degrees C/m.
Major economic concepts for right decision making : With an unprofitable rural hospital that was offered a contract at a lower price, what are major economic concepts that are important in making the right decision?
Define what is the vapor pressure : The molar enthalpy of vaporization of boron tribromide is 30.5 kJ/mol, and it's normal boiling point is 91degrees C. What is the vapor pressure of BBr3 at 34 degrees C.
What are addictive substances : Sixteen states sue the major tobacco companies for billions of dollars because of tobacco-related costs in their Medicaid programs. Medical evidence that more than two cups of coffee a day (Considered by many to be a substitute for smoking) greatl..
Define a solvent for extraction of organic compounds : Dimethyl ether, used as a solvent for extraction of organic compounds from aqueous solutions, has a high vapor pressure which makes it a potential fire hazard in labratories in which it is used
Describe domestic sales : A domestic shoe company distributes running shoes and tennis shoes for $95 per pair. The marginal cost of producing a pair of running shoes is $60, and the marginal cost of producing a pair of tennis shoes is $45.
Compute the molar solubility of agbr : Calculate the molar solubility of AgBr in 4.0 M NH3. Kf for Ag(NH3)2 is 1.7 x 10^7 and Ksp for AgBr is 5.0x10^-13 5. What is the pH at the equivilaence point when 45 mL of 0.125 M acetic aced is titrated with 0.225 M NaOH? Ka for acetic acid is 1.7..

Reviews

Write a Review

Chemistry Questions & Answers

  Explain to determine the freezing points of distilled water

To determine the freezing points of distilled water, 1m glucose, 1m NaCl, 1m CaCl2. Use the freezing point of the pure water as a baseline to determine deltaTf for each of the solutions

  Calculate the ph of a buffer

Calculate the pH of a buffer made with 0.50 M phosphoric acid and 0.75 M sodium dihydrogen phosphate. Ka = 7.5 x 10^-3

  Compute the expected change in temperature

Compute the expected change in temperature for 1.7 grams of ammonium nitrate NH 4 NO 3 dissolved in 50.0 mili litres of water H 2 O.

  How many gms of water must be combined with methanol

How many gms of H2O must be combined to 519.5 gms of methanol at 20°C to have an osmotic pressure of 408 mm of Hg? Methanol density = 0.8921 g/mL.

  Calculate the ph after addition of koh

A 80.0 mL volume of 0.25 M HBr is titrated with 0.50 M KOH. Calculate the pH after addition of 40.0 mL of KOH.

  Obtain the rate law and the value of the rate constant

n basic solution it gives ClO3- and ClO2- ions. 2ClO2(aq) + 2OH-(aq) ? ClO3-(aq) + ClO2- (aq) + H2O. To obtain the rate law for this reaction, the following experiments were run and, for each, the initial rate of the reaction of ClO2

  Compute the molar mass of hemoglobin

Hemoglobin is the protein that transports oxygen in mammals. Hemoglobin is 0.342% Fe by mass, and each hemoglobin molecule contains four iron atoms. Calculate the molar mass of hemoglobin

  How many grams of cah2 are needed

How many grams of CaH2 are needed to generate 145 liters of H2 gas if the pressure of H2 is 825 torr at 21 C.

  Draw the lewis structure

Draw the Lewis Structure and make a rough three-dimensional sketch of each species.

  Explain the structural isomers for the molecular formula

Draw all the structural isomers for the molecular formula C4H9Br. Be careful not to draw any structures by crossing one line over another

  Describe how you plan to mix the dye and bleach

In the chemical kinetics experiment, describe how you plan to mix the dye and bleach to start the reaction and when you expect to start recording the time? Include the volumes of dye and bleach solution you intend to mix? How are you going to make..

  What is the vapor pressure of a solution

at 25 degrees Celsius, the vapor pressure of water is 23.8 torr. What is the vapor pressure of a solution prepared by dissolving 65 grams of glucose in 150 grams of water?

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