Question

Color of pH paper of a)saliva(before & after meal) b)Colourless aerated drink c)Carrot juice d)Coffee e)Tomato juice f)Tap water

Answer 1

1) 7.4
2) 5.8 pH
3) 2.5 pH
4) 6.0 pH
5) 6.0 pH
6) 5.0 pH
7) 4.1 pH
8) 7.0 pH
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