Purchase Solution

Heat Required to Convert Ethanol to its Vapor Phase

Not what you're looking for?

Ask Custom Question

Ethanol, C2H5OH, melts at -114 degrees C and boils at 78 degreesC. The enthalpy of fusion of ethanol is 5.02kj/mol and the enthalpy of vaporization is 38.56kj/mol. The specific heats of solid and liquid ethanol are 0.97J/g-K and 2.3J/g-K respectively. How much heat is required to convert 75.0g of ethanol at -120 degreesC to the vapor phase at 78 degreesC. Please include the conversion and steps so I can understand the problem.

Thank you for your help.

Purchase this Solution

Solution Summary

Solution attaches a Word file to show the calculations for working out the necessary heat to convert 75g of ethanol to vapour.

Solution Preview

interest
________________________________________
You invest $250 in your savings account at the end of each year and earn an average of 6% per year in interest. How much will you have in your savings account at the end of forty years?

Solution.

Consider the first $250, at the ...

Purchase this Solution


Free BrainMass Quizzes
Thermochemistry

The quiz helps in revising basic concepts about thermochemistry.

General Chemistry - Classification of Matter

This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.

Organic Chemistry Naming: Alkanes

This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.

Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.