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

question 176

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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