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
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The pH of saliva before meal is 7.4 The pH of saliva after meal depends upon the food ... colourless aerated drink. carrot juice. coffee. tomato juice. tap water.
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value and color of ph paper would be approximately around:
✯ before meal: 7 { green }✯ after meal: 5 { yellow }✯ lemon juice: 2 { pink }✯ colorless aerated drink: 6 { lime green }✯ carrot juice: 5.6 { yellow / green }✯ coffee: 5 { yellow }✯ tomato juice: 4{ beige }✯ tap water: 7 { green / lime green }✯ NaOH: 14 { purple }✯ HCL: 1 { red }
⊱ ────── {⋅. ✯ .⋅} ────── ⊰
hope it helps :)
⊱ ────── {⋅. ✯ .⋅} ────── ⊰
value and color of ph paper would be approximately around:
✯ before meal: 7 { green }✯ after meal: 5 { yellow }✯ lemon juice: 2 { pink }✯ colorless aerated drink: 6 { lime green }✯ carrot juice: 5.6 { yellow / green }✯ coffee: 5 { yellow }✯ tomato juice: 4{ beige }✯ tap water: 7 { green / lime green }✯ NaOH: 14 { purple }✯ HCL: 1 { red }
⊱ ────── {⋅. ✯ .⋅} ────── ⊰
hope it helps :)
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