Question

explain about acidity ?​

Answer 1

Answer:

Also known as acid reflux, acidity can be caused by various factors such as irregular eating habits, excess intake of spicy food, regular smoking, or consumption of alcohol. Heartburn, a painful, burning sensation in the chest or throat, is the most common symptom of acidity.

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Answer 2

Answer:

Describes the amount of acid in a substance. An acid is a chemical that gives off hydrogen ions in water and forms salts by combining with certain metals. Acidity is measured on a scale called the pH scale. On this scale, a pH value of 7 is neutral, and a pH value of less than 7 to 0 shows increasing acidity.