Question

Table 2.2
Solution
2.11
No.
Colour of Approx-Nature of
pH paper imate substance
pH value
pH values
s given in
observations
ature of each
the basis of
ions?
1 Saliva (before meal)
2 Saliva (after meal)
3 Lemon juice
Colourless aerated
drink
5 Carrot juice
6 Coffee
7 Tomato juice
8 Tap water
9 IM NaOH
10 IM HCI​

Answer 1

Answer:

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