Question

If ph of solution is 7.4 then whats its hydrogen ion concentration

Answer 1

The hydrogen ion concentration of blood with pH 7.4 is, [H+] = 10−7.4 ≈ 0.0000040 = 4.0 × 10−8 M.

Answer 2

ph=7.4 {given}
ph=-log[H+] so ,[H+]=antilog(-ph)=10power-7.4
which is equal to3.98×10power-8
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