Relevant? "Predicting if a Metal Will Dissolve in Acid" [0] as well as "Is Soda Acidic? – How Cola Impacts Digestion" [1] and "Why is phosphoric acid used in

Relevant? "Predicting if a Metal Will Dissolve in Acid" [0] as well as "Is Soda Acidic? – How Cola Impacts Digestion" [1] and "Why is phosphoric acid used in some Coca‑Cola drinks?" [2] > Short of drinking undiluted vinegar, cola is about the most acidic thing you can buy to > drink. The pH level of soda is approximately 2.5 (testing seems to come up with results > ranging from 2.3 to 3.5 but a pH of 2.5 is commonly cited... the acid usually is phosphoric acid and occasionally citric acid it seems. [0] https://www.boundless.com/chemistry/textbooks/boundless-chemistry-textbook/electrochemistry-18/standard-reduction-potentials-129/predicting-if-a-metal-will-dissolve-in-acid-516-7066/ https://www.boundless.com/chemistry/textbooks/boundless-chem... [1] http://flatulencecures.com/is-soda-acidic http://flatulencecures.com/is-soda-acidic [2] http://www.coca-cola.co.uk/faq/why-is-phosphoric-acid-used-in-coca-cola-drinks-diet-coke-coke-zero http://www.coca-cola.co.uk/faq/why-is-phosphoric-acid-used-i...