Calculate the Concentration of Oxalate Ion (C₂O₄^2-)in a 0

question 12

Multiple Choice

Calculate the concentration of oxalate ion (C₂O₄^2-) in a 0.175 M solution of oxalic acid (C₂H₂O₄) .[For oxalic acid, K_a1 = 6.5 × 10^-2, K_a2 = 6.1 × 10^-5.]

• A)0.11 M
• B)6.1 × 10^-5 M
• C)4.0 × 10^-6 M
• D)0.0791 M
• E)0.175 M

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