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Which Is the Correct Net Ionic Equation for the Reaction

Question 24

Multiple Choice

Which is the correct net ionic equation for the reaction between HC2O4- and HPO42-? (Note:
H2C2O4 is a stronger acid than H2PO4-.)


A) HC2O4- + HPO42- Which is the correct net ionic equation for the reaction between HC<sub>2</sub>O<sub>4</sub><sup>-</sup> and HPO<sub>4</sub><sup>2-</sup>? (Note: H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> is a stronger acid than H<sub>2</sub>PO<sub>4</sub><sup>-</sup>.) A) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + H<sub>2</sub>O<sub>4</sub><sup>2-</sup> + HPO<sub>4</sub><sup>2-</sup> B) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + PO<sub>4</sub><sup>3-</sup> C) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + H<sub>2</sub>PO<sub>4</sub><sup>-</sup> D) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> + PO<sub>4</sub><sup>3-</sup> E) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub> + C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + PO<sub>4</sub><sup>3-</sup> H+ + H2O42- + HPO42-
B) HC2O4- + HPO42- Which is the correct net ionic equation for the reaction between HC<sub>2</sub>O<sub>4</sub><sup>-</sup> and HPO<sub>4</sub><sup>2-</sup>? (Note: H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> is a stronger acid than H<sub>2</sub>PO<sub>4</sub><sup>-</sup>.) A) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + H<sub>2</sub>O<sub>4</sub><sup>2-</sup> + HPO<sub>4</sub><sup>2-</sup> B) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + PO<sub>4</sub><sup>3-</sup> C) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + H<sub>2</sub>PO<sub>4</sub><sup>-</sup> D) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> + PO<sub>4</sub><sup>3-</sup> E) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub> + C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + PO<sub>4</sub><sup>3-</sup> H+ + HC2O4- + PO43-
C) HC2O4- + HPO42- Which is the correct net ionic equation for the reaction between HC<sub>2</sub>O<sub>4</sub><sup>-</sup> and HPO<sub>4</sub><sup>2-</sup>? (Note: H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> is a stronger acid than H<sub>2</sub>PO<sub>4</sub><sup>-</sup>.) A) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + H<sub>2</sub>O<sub>4</sub><sup>2-</sup> + HPO<sub>4</sub><sup>2-</sup> B) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + PO<sub>4</sub><sup>3-</sup> C) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + H<sub>2</sub>PO<sub>4</sub><sup>-</sup> D) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> + PO<sub>4</sub><sup>3-</sup> E) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub> + C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + PO<sub>4</sub><sup>3-</sup> C2O42- + H2PO4-
D) HC2O4- + HPO42- Which is the correct net ionic equation for the reaction between HC<sub>2</sub>O<sub>4</sub><sup>-</sup> and HPO<sub>4</sub><sup>2-</sup>? (Note: H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> is a stronger acid than H<sub>2</sub>PO<sub>4</sub><sup>-</sup>.) A) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + H<sub>2</sub>O<sub>4</sub><sup>2-</sup> + HPO<sub>4</sub><sup>2-</sup> B) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + PO<sub>4</sub><sup>3-</sup> C) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + H<sub>2</sub>PO<sub>4</sub><sup>-</sup> D) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> + PO<sub>4</sub><sup>3-</sup> E) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub> + C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + PO<sub>4</sub><sup>3-</sup> H2C2O4 + PO43-
E) HC2O4- + HPO42- Which is the correct net ionic equation for the reaction between HC<sub>2</sub>O<sub>4</sub><sup>-</sup> and HPO<sub>4</sub><sup>2-</sup>? (Note: H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> is a stronger acid than H<sub>2</sub>PO<sub>4</sub><sup>-</sup>.) A) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + H<sub>2</sub>O<sub>4</sub><sup>2-</sup> + HPO<sub>4</sub><sup>2-</sup> B) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sup>+</sup> + HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + PO<sub>4</sub><sup>3-</sup> C) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + H<sub>2</sub>PO<sub>4</sub><sup>-</sup> D) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> + PO<sub>4</sub><sup>3-</sup> E) HC<sub>2</sub>O<sub>4</sub><sup>-</sup> + HPO<sub>4</sub><sup>2-</sup> H<sub>2</sub> + C<sub>2</sub>O<sub>4</sub><sup>2-</sup> + PO<sub>4</sub><sup>3-</sup> H2 + C2O42- + PO43-

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