English, asked by ajhaaiaa, 11 hours ago

What is the colour of pH of saliva before and after meal?​​

Answers

Answered by 7f13sanjanan
0

Answer:

(1) saliva before a meal slightly basic having green colour and its pH value is 7.4. (2) saliva after a meal is acidic having yellow colour and its pH is 5.8.

Explanation:

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