Science, asked by rohitkumar4u, 1 month ago

iv. Tooth decay starts when the pH of the mouth lower than
a. 7.5
b. 5.5
C. 6.7
d. 8.4

Answers

Answered by Anonymous

1

Answer:

b)5.5 brother

mark as brainliest

Answered by Lekh210

0

Answer:

tooth decay starts when the pH is lower than 5.5

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