Question

Write fullform of pH and Importance of pH in daily life?

Give reason why does tooth decay start when pH of mouth is

lower than 5.5​

Answer 1

Answer:

When the pH in the mouth falls below 5.5, tooth decay starts. Bacteria present in the mouth produce acid by degradation of sugar and food particles which remain in the mouth after eating. The acid produced in the mouth attack the enamel thereby, creating tooth decay.

Explanation:

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Answer 2

Answer:

ph is a value which tells or proves the solution is acidic or basic lower than 5.5 is to acidic solution which causes tooth decay. it is helpful in daily life because it tell us about the solution 7.0 ph value is salt or netural