At Home Science: Edible pH from alka seltzer use Watch Video
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Description: You may be familiar with the sour taste of a lemon but have you thought about why its tangy flavor packs such a sour punch?Lemons are sour because they contain citric acid which is a weak organic acid found in many citrus fruits like oranges, lemons and limes.nnIn this At-Home Science experiment you will use red cabbage juice as a pH indicator to determine whether certain liquids are an acid or a base.Red cabbage juice is usually a deep dark purple color but it turns red when added to an aci
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