Question

Mention the nature of toothpastes. How do they prevent tooth decay?​

Answer 1

Answer:

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Explanation:

Toothpastes are basic in nature. They neutralize the acid formed in mouth which causes tooth decay.

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Answer 2

Answer:

Tooth decay starts when the pH of the mouth is lower than 5.5

Bacteria present in mouth produce acid by degradation of sugar and food particles remaining in mouth after eating

Tooth paste is basic in nature is used to neutralize the acid....