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Saturday, November 30, 2013

Antacid

Ant pane Aim: The aim of this audition was to tempo how much gastric antagonistic in needed to counteract some hydrochloric acid. Materials: ·         Dilute hydrochloric acid ·         A little(a) flask ·         50mL mensuration cylinder ·          methyl group orange indicator ·         Spatula ·          alkaliser powder ·         Small intentionable form ·         A end system: A small marrow of antagonistic was shovelled into the small cup. by and by this the mass of the cup and antacid was weighed and recorded. A measuring cylinder was employ to measure 50mL of dilute hydrochloric acid, which was later pou scarlet into the flask. round 3 to 4 drops of methyl orange indicator was besides added to the flask. Ten scoops of antacid were employ to achieve the desired effect, which was to variety the colour of the water from re d to yellow. After the water had turn yellow the remaining antacid was weighted and subtracted from the original amount of antacid. The results were recorded. Results: Mass of the cup and antacid = 1.4 + 1.87 = 3.27- 1.21 ( the weight of the extra cup ) = 2.06g Number of Scoops used = 10 Mass of cup and antacid left =1.
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81g Antacid used = 2.06 ? 1.81 = .25g Conclusion: In this experiment I gained knowledge of the use of antacid and how it works. I overly witnessed an extreme colour change, which happened in a matter of seconds later the tenth scoop was added. another(prenomina l) first was the use of the scientific balan! ce that proved in truth useful for my knowledge and besides proved useful end-to-end the experiment. If you want to get a full essay, order it on our website: OrderCustomPaper.com

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