The concept and importance of the project.Who do the work are interested in the subject to chemical reactions of calcium on the surface of the eggshell and citric acid in vinegar? Because of the school's science day activities in Fang wittayayon instructional science is brought to trial but does not show dueng bounce eggs has a detailed description and experiments, it is not yet complete. Who makes the project wants to learn about making eggs, bounce, dueng with the vinegar. To make the experiment to see whether if soaking an egg in vinegar and then the eggs will bounce, dueng?The objective,1. to compare the appearance of the skin Peel eggs before and after the experiment.2. to observe chemical reaction between calcium on the surface of the eggshell with vinegar.3. to study and create a task from a WordPress.com Blog.
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