Le Chatelier's principle applied to freeze drying process
Not what you're looking for?
Use Le Chatelier's principle to explain why low pressure is used in the freeze-drying process, for example, in the making of instant coffee.
Purchase this Solution
Solution Summary
In more than 250 words, this solution explains what occurs when you freeze dry something, specifically instant coffee, and how Le Chateliere's principle can be used to explain it.
Solution Preview
When you freeze dry something, you're essentially removing all the water from it. The scientific term for this process is called lyophilization. If you look up lyophilization in the dictionary, chances are you'll come across another scientific term: sublimation. When heat is applied, a substance normally changes from a solid to a liquid, and finally to a gas, or vapor. Sublimation is a process whereby a substance changes from a ...
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.
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.
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.