User Account

All Pages

Determine the standard enthalpy change

Assignment Help Chemistry
Reference no: EM131118072

The normal boiling point of a certain substance is 80.5 degrees Celsius. The vapor pressure above the pure liquid of that substance is equal to 90.62 torr at the temperature of 20 degrees Celsius. Determine the standard enthalpy change for the vaporization of that substance. The change in molar volume at the normal boiling point is 20.45 L/mol.

Reference no: EM131118072

Questions Cloud

Hired to develop an employee selection process : Using the O*NET ratings (generalized work ratings, ability ratings, and work styles ratings) explain the important parts of the job that should serve as a foundation for selection. (1 Page Double-Spaced)
Write an animation program to demonstrate the new methods : write an animation program to demonstrate the new methods.
Identify the intervals where function is decreasing : Identify the Intervals where f(x) is decreasing and Intervals where f(x) is concave down
Which of the following will occur if the stock price increas : Warner Motors's stock is trading at $20 a share. Call options that expire in three months with a strike price of $20 sell for $1.50. Which of the following will occur if the stock price increases 10%, to $22 a share?
Determine the standard enthalpy change : Determine the standard enthalpy change for the vaporization of that substance. The change in molar volume at the normal boiling point is 20.45 L/mol.
In the market for breakfast cereal : QUESTION 1 In the market for breakfast cereal, the market is currently in equilibrium. Suddenly there is a storm that destroys the wheat that farmers had been growing for the cereal manufacturer.
Pollutants that destroy the ozone layer : n easy to understand language identify at least two pollutants that destroy the ozone layer. Discuss the origination of these pollutants and a plan for reduction.
Do the values that you found confirm your expectations : Do the values that you found confirm your expectations as to the different rates of return for the three types of investments?"
Capitalization of interest on december : Capitalization of Interest On December 31, 2009, Hurston Inc. borrowed $3,000,000 at 12% payable annually to finance the construction of a new building.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the volume of a sample of ethane

The volume of a sample of ethane, C2H6, is 2.66 L at 447 torr and 30 °C. What volume will it occupy at standard temperature and pressure (STP)

  Sodium phosphate buffer containing

How much of each component would you need to make a 0.5 M sodium phosphate buffer containing 0.5 M KCl and 0.05% sodium azide, pH 8.0?

  What is the longest wavelenght of light(nm)

it takes 261 kj/mol to eject electrons from a certain metal surface. what is the longest wavelenght of light(nm) that can be use to eject electrons from the surface of this metal via the photoelectric effect?

  Explain what types of crystals are formed

What types of crystals are formed by the following solid elements and compounds: BF3 BN (NH4)CO3? In each case, state the types of forces among the particles

  A 1505 g sample of unknown was dissolved in 50 ml of

a 1.505 g sample of unknown was dissolved in 50 ml of benzenedensity 0.879 gml solution had melting point of 4.70

  Explain what are the partical pressures of individual gases

degree C and 600. torr contains 50% helium and 50% xenon by mass. what are the partical pressures of individual gases?

  State what is the concentration of ni2 ions

A 0.150-mole quantity of NiCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Ni2 ions at equilibrium. Assume the formation constant* of Ni(NH3)62 is 5.5 × 108.

  What is the molecular formula empirical formula of nh2cl

empirical formula for 2.80 g nitrogen and 8.00 g oxygen. what is the molecular formula empirical formula of NH2Cl, molar mass = 51.5 g/mol

  Explain branching alkane and non branching alkane

ketones, alchohol, amine ( primary, secondary, tertiary), alkane, branching alkane, non branching alkane and explain why?

  Boyles apprentice observes that the air trapped in air tube

boyles apprentice observes that the air trapped in air tube occupies 24.8 cm3 at 1.12 atm.by adding mercury to the tube

  Explain the secondary clarifier only produces

Explain the secondary clarifier only produces Xr= 1,000 mg/l, as a result RAS is increased to 50% Q. Explain what is the actual residence time then? Does the F/M the MLVSS concentration as well as SRT change?

  Complete as well as balance the displayed half reaction

Complete as well as balance the displayed half reaction in acidic aqueous solution taking into account the electrons

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd