Chemistry · Acids, Bases and Salts
मानव शरीर सामान्यतः किस pH सीमा के भीतर कार्य करता है?
- 17.0 से 9.0
- 26.9 से 7.2
- 37.0 से 7.8✓
- 47.2 से 8.1
सही उत्तर देखें
7.0 से 7.8
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