The nature of saliva is
Acidic
Basic
Neutral
Depends on the food we eat.
The nature of saliva is slightly acidic with the pH 6.8.
Is Fe2O3 basic or acidic in nature ?
Question 10
On adding phenolphthalein indicator to a colourless solution, no change is observed. What is the nature of this solution? (a) Basic (b) Either acidic or basic (c) Either acidic or neutral (d) Either basic or neutral
During the process of eating we masticate and mix saliva into the food as well. Masticating and salivating are ______&______ processes.
Question 13. To protect tooth decay we are advised to brush our teeth regularly. The nature of the tooth paste commonly used is (a) acidic (b) neutral (c) basic (d) corrosive