Define the vapor pressure of pure ethanol

Assignment Help Chemistry
Reference no: EM13531880

The vapor pressure of pure ethanol at 60°C is 349 torr. A solution is prepared by dissolving 10.0 mmol naphthalene (nonvolatile) in 90.0 mmol ethanol. Raoult's law predicts what vapor pressure in torr at 60°C?

Reference no: EM13531880

Questions Cloud

Calculate the permittivity of polystyrene : A capacitor has parallel plates of area 12cm^2separated by 2.5 mm. The space between the plates is filled with polystyrene (K=2.6,Em=2.0*10^7 V/m). Find the permittivity of polystyrene
Explain the mechanism of a chemical reaction affect : How will understanding the mechanism of a chemical reaction affect your determination of a rate law
Determine how fast was ryans pitch : The fastest recorded pitch in Major League Baseball was thrown by Nolan Ryan in 1974. If this pitch were thrown horizontally, How fast was Ryan's pitch
Accrual of interest and the premium amortization on december : Prepare the journal entries to record the issuance of the bonds and the accrual of interest and the premium amortization on December 31, 2012.
Define the vapor pressure of pure ethanol : The vapor pressure of pure ethanol at 60°C is 349 torr. A solution is prepared by dissolving 10.0 mmol naphthalene (nonvolatile) in 90.0 mmol ethanol. Raoult's law predicts what vapor pressure in torr at 60°C
Calculate what must be the initial speed of the ball : A football is thrown at an angle of 38 above the horizontal. Assume the ball is throw and received at the same height. what must be the initial speed of the ball
Explain the molecular weight of the unknown solute : 12.00 g of an unknown nonelectrolyte in enough water to make 2.00 L of solution. The osmotic pressure of this solution is 0.750 atm at 25.0°C. What is the molecular weight of the unknown solute (R = 0.08206 L•atm/K•mol)
Prepare the entry in november for the receipt : Prepare the entry in November for the receipt of the subscriptions and prepare the adjusting entry at December 31, 2012, to record subscription revenue earned in December 2012.
Define a concentrated nitric acid solution has a density : A concentrated nitric acid solution has a density of 1.13 g/mL and is 4.95 M. Calculate the % HNO3 by mass in the solution

Reviews

Write a Review

Chemistry Questions & Answers

  If you use a one liter bottle of oil in your engine

if you use a one liter bottle of oil in your engine determine how much heat is produced in kcal the density of motor

  An ice cube is placed in a beaker of water at 20 c the ice

an ice cube is placed in a beaker of water at 20 c. the ice cube partially melts and the temp of the water is lowerd to

  What is the new pressure in the bicycle tire

A bicycle tire is filled with air to a pressure of 81.0 psi at a temperature of 19°C. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58°C. The volume of the tire increases by 2.0%. What is the new pressure in the ..

  State what percentage of the acid is not ionized

A weak acid (HA) has a pKa of 4.303. If a solution of this acid has a pH of 4.990, what percentage of the acid is not ionized? (Assume all H in solution came from the ionization of HA.)

  Explain balanced chemical reaction for the compounds

What compounds will be present after chemical reaction has occurred. Write out a balanced chemical reaction for this description, and name all compounds present.

  What is the energy per photon of the lowest frequency

What is the energy per photon of the lowest frequency of electromagnetic radiation that can be used to observe a gold atom with a diameter of 280 picometers.

  Explain redox equation in acid

Balance the following redox equation in acid: VO2^+(aq) +Zn(s) --->VO^2+(aq)+Zn^2+(aq)

  Compute the ph for a neutral solution

Values for Ksp at O degrees C, 50 degrees C, and 100 degrees C are 1.14X10^-15, 5.47X10^-13, and 4.9X10^-14 respectively. Calculate the pH for a neutral solution at each of these temperatures.

  What is the molarity of a solution

what is the molarity of a solution prepared by dissolving 2.06g of NaOH in a volume of 500.0ml?

  How many air molecules are in a room

How many air molecules are in a 10.0x20.0x10.0 ft room? Assume atmospheric pressure of 1.00atm , a room temperature of 20.0C , and ideal behavior.

  One of the precursors you need to verify a mechanism is

one of the precursors you need to verify a mechanism is benzaldehyde with the para-hydrogen isotopically labelled as

  Uing a sample of a compound containing only oxygen and

using a sample of a compound containing only oxygen and chlorine reacts with an excess of h2 gas to give 0.206 g

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