Purchase Solution

Heat and Thermodynamics: Change in Enthalpy and Entropy

Not what you're looking for?

Ask Custom Question

Calculate δH and δStotal when two iron blocks each with mass of 1.00kg, one at 25'C and one
at 250'C are placed in contact with each other in an isolated container. The specific heat capacity of iron is 0.449 J/'C*gram and can be assumed to be constant over this temperature range.

Purchase this Solution

Solution Summary

Two iron blocks are kept in contact, change in enthalpy and entropy is calculated.

Purchase this Solution


Free BrainMass Quizzes
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.

Match Elements with their Symbols

Elements are provided: choose the matching one- or two-letter symbol for each element.

General Chemistry - Classification of Matter

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