Question

ph value of saliva at the time of sleeping

Answer 1

ph value saliva is between 6.5 and6.8

Answer 2

I'll also say that according to here,a healthy range of PH of saliva varies between 6.5 to 7.8 during the day but during night it varies from 6.5 to 6.8. Thus, saliva is a weak acid or sometimes a very weak base...."