Is apple juice a base or an acid?


Quick Answer

Because apple juice has a low pH of approximately 3.4, it is an acid. On the pH scale, a substance that has a pH lower than 7.0 is considered acidic. Some examples of other acidic substances are vinegar and lemon juice.

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Full Answer

Many citrus fruit juices, such as pineapple, orange and grapefruit juices, are also acidic based on pH. For example, canned pineapple juice has a pH that ranges between 3.3 and 3.6.

The pH scale ranges from 0 to 14, where 7 is considered neutral, below 7 are acids and above 7 are base substances. The most acidic substances have the lowest pH values, while a pH that is close to 14.0 indicates very alkaline substances. Two examples of very alkaline compounds are ammonia and lye.

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