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Q&A for How to Simulate Stomach Acid
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QuestionIs lemon juice or vinegar stronger?Community AnswerVinegar is slightly more acidic than lemon juice, because lemon juice is on average five to six percent citric acid. Vinegar on the other hand is comprised of acetic acid.
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QuestionIs this project safe?Community AnswerYes, it is.
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QuestionIs the any way I can simulate the actual stomach besides using a plastic bag?Community AnswerYou could use a balloon as well. But if you want to see the "acid" in action, then a plastic bag would be a better choice, since clear balloons are difficult to find.
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QuestionDoes the vinegar need to be diluted vinegar or just 100 percent vinegar?Community AnswerAll mass-market vinegar is already diluted to about five percent. Leaving that as is would be best, as it is more acidic and closer to actual stomach acid.
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QuestionWhich liquids are most like the acids in the stomach?Community AnswerThe main acid in gastric juice is hydrochloric acid (also called muriatic acid), which is used in some household cleaners. However, the exact nature of the acid is not very important for the purposes of this experiment, and the acids mentioned in the steps above (vinegar, lemon juice) are good enough approximations.
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QuestionWhat do I do if I get the simulated stomach acid in my eyes?Community AnswerI would suggest flushing your eyes out for about 5-10 minutes and then calling a doctor, but it depends on what you used to simulate it.
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