Question

please answer the question whose know correct answer both 4 and 5​

Answer 1

Answer:

4. B) 7.0 to 7.8, basic

5. A) Causes tooth decay

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Answer 2

                                         I think that it will help you

4. B) 7.0 to 7.8,

5. A) Causes tooth decay

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                                                                                                 From Tanveer Singh

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