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Determination of the concentration of acid in gastric juice
Member rating: No Rating | Words: | Submitted: Tue Mar 13 2007
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Determination of the concentration of acid in gastric juice Introduction In this experiment in will be using a standard solution of hydrochloric acid to determine the morality of a solution of sodium hydroxide. You will then use this standardized solution of sodium hydroxide to determine the concentration of acid in the sample of gastric juice. Then I will use my results to calculate the pH of the sample and compare the calculated value to the pH determined using a pH meter Background information Molarity The concentration of a substance in solution is the number of moles of those substance moles per unit volume of solution. In particular, the morality of a substance in solution is the number of moles per liter of solution: The stomach and Gastric juice The stomach is composed of five layers which are the innermost layer is called the mucosa. Stomach acid and digestive juices are made in...
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