Concept and significance of the project.The project is interested in the chemical reaction of calcium on the surface of egg shell and in citric acid in vinegar. Since the day of science of science school Fang. The substance of science, the experiment took the egg bouncing show but did not elaborate. And experiments, it is incomplete, the project was interested. To study on making eggs transferred with vinegar. To experimenting that if soaked in vinegar and egg eggs are transferred or not.Objective.1. To compare the characteristics of shell surface before and after the experiment.2. To observe the chemical reaction between calcium on the surface of shell with vinegar.3. To study and create from Blog WordPress.com.
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