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  • 17-04-2024
  • Chemistry
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The pH of a liquid is a measure of its acidity or alkalinity. The normal range of pH of blood is ________.
1) 2.0 to 3.0
2) 3.55 to 4.55
3) 4.35 to 4.45
4) 5.0 to 6.0
5) 7.45 to 7.55

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