Calculate the entropy changes for fusion and vaporization

Assignment Help Chemistry
Reference no: EM13699932

Problem- The molar heats of fusion and vaporization of a certain substance are 2.48 kJ/mol and 8.51 kJ/mol, and its melting point and boiling point are -181 degrees Celsius and -130 degrees Celsius, respectively. Calculate the entropy changes for fusion (solid to liquid) and vaporization (liquid to gas).

Delta Sfus= ? in J/K*mol

&

Delta Svap= ? in J/K*mol

Here is the problem which I am struggling on, please help me!

Reference no: EM13699932

Questions Cloud

Mimi day care has been having increasing enrollment : Mimi's Day Care has been having increasing enrollment over the past 4 years and they are worried about assuring that they will have the resources to handle more children. You have been asked to project what the enrollment may look like if curre..
How has e-commerce revolutionized commerce : How has e-commerce revolutionized commerce and What is social commerce?
What is the theoretical yield of carbon monoxide : Problem- What is the theoretical yield (in mol) of carbon monoxide when 2.13 mol oxygen reacts with 2.26 mol of methane to produce carbon monoxide and water
What is meant by the coping zone : What is meant by the coping zone? What are the implications for staff and customers of a supermarket when the operation enters the coping zone?
Calculate the entropy changes for fusion and vaporization : Problem- The molar heats of fusion and vaporization of a certain substance are 2.48 kJ/mol and 8.51 kJ/mol, and its melting point and boiling point are -181 degrees Celsius and -130 degrees Celsius, respectively. Calculate the entropy changes for ..
Are wireless propagation problems layer : The subsequent matters were not addressed specifically in the text -  Are wireless propagation problems layer 1 or layer 2 concerns?
Described situation for two leadership theories : Described situation for two leadership theories you have used ,why did you choose those leadership tactics? how effective or ineffective was your leadership style in the scenario you describe?
Should develop a procedure for audit in my company : The question comes like this''' I should develop a procedure for audit in my company or organization,what are the procedures i will use for my audit,Using standard ISO-Documentation,Process of audit,access by persons in the department.Consider ..
In the initial reaction iron metal interacts with o2 : Problem- We learned that iron pipes can form rust very easily. In the initial reaction, iron metal interacts with O2 and H?+ to form an iron cation and water.

Reviews

Write a Review

Chemistry Questions & Answers

  Determine empirical formula

A compound contain 60.87% carbon, 4.38% hydrogen, and 34.75% oxygen then determine its empirical formula?

  Explain separate the sodium chloride from the mixture

Describe what is happening in this process. B)After removel of ammonium chloride, you now are left with a mixture of the metal, sand, and sodium chloride

  The enthalpy change for melting ice at 0c and constant

the enthalpy change for melting ice at 0c and constant atmospheric pressure is 6.01 kjmol. calculate the quantity of

  Compute the half-life of a first-order reaction

Compute the half-life (in s) of a first-order reaction if the concentration of the reactant is 0.0541 M 27.6 s after the reaction starts as well as is 0.0106 M 40.4 s after the reaction starts.

  Write the net ionic equation and balance the reaction

Complete and balance the reaction: H3PO4(aq) + Ba(OH)2 ---> b) Name the products c) Write the net ionic equation

  Explain nacl solution and addition of 200 gram water

what will be the percentage (%) of final solution after mixing 20% 200 gram NaCl solution with 50% 100 gram NaCl solution and addition of 200 gram water into the mixture

  Explain combustion of an unknown hydrocarbon produces h2o

The combustion of 135mg of an unknown hydrocarbon produces 440mg of CO2 and 135mg of H2O. The molar mass of hydrocarbon is 270g/mol. determine the empirical and the molecular formulas of the hydrocarbon

  Explain magnesium chlorate

Use the Solubility Rules to write the dissociation equation when the ionic compounds are placed in water. If substances do not dissolve, state "no reaction" 1) magnesium chlorate

  An ice cube tray holds 455 g water if the water initially

an ice cube tray holds 455 g water. if the water initially has a temperature of 33degc how many kilojoules of heat must

  Explain the temperature at which the vapor would liquefy

why is vapor unlikly to behave as an ideal gas near the temperature at which the vapor would liquefy

  The butane is used as fuel where natural gas isn''t available

Butane (C4H10) is used as a fuel where natural gas is not available. How many grams of butane will fill a 3.50 liter container at 35.6ºC and 758 torr

  Calculate delta s for the heating of mole

Calculate delta S for the heating of 1 mole of SO2(g) from 75°C to 1350°C at a constant pressure of 1 bar.

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