If $\alpha$ (HSO₃^-)= 0 $\alpha$ (H₂SO₃)and $\alpha$ (SO₃^2-)at This PH? for H₂SO₃,pK_a1 and PK_a2 Are 1

question 28

Multiple Choice

If $\alpha$ (HSO₃^-) = 0.45 at pH 7.0,what are $\alpha$ (H₂SO₃) and $\alpha$ (SO₃^2-) at this pH? For H₂SO₃,pK_a1 and pK_a2 are 1.81 and 6.91,respectively.

• A)\(\alpha\)(H₂SO₃)= 0.225 and \(\alpha\)(SO₃^2-)= 0.55
• B)\(\alpha\)(H₂SO₃)= 0.55 and \(\alpha\)(SO₃^2-)~ 0
• C)\(\alpha\)(H₂SO₃)~ 0 and \(\alpha\)(SO₃^2-)= 0.225
• D)\(\alpha\)(H₂SO₃)~ 0 and \(\alpha\)SO₃^2-)= 0.55
• E)\(\alpha\)(H₂SO₃)= 0.45 and \(\alpha\)(SO₃^2-)= 0.55

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