Science, asked by goal17, 9 months ago

दांत क्षय तब शुरू होता है जब मुंह का pH ..............होता है।
(A) 5.5 से कम
(B) 6.5-7.8 के बीच
(C) 5.5-6.5 के बीच (D) 8-9 के बीच​

Answers

Answered by sahilkumar02589
0

Answer:

I don't know what I want to be a good day

Answered by indu2380
0

Answer:

a) 5.5 se Kam, kyuki acid banta hai jisse pH Kam hota hai.

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