Which Chemical Equation Shows the Dissociation of Two Protons from Trihydrogen

question 56

Multiple Choice

Which chemical equation shows the dissociation of two protons from trihydrogen phosphate (phosphoric acid) ?

• A)H₃PO₄ \(\rarr\) H ₂⁺+ HPO₄¯
• B)H₃PO₄ \(\rarr\) H ₂²⁺+ PO₄ ²¯
• C)H₃PO₄ \(\rarr\) 2H⁺ + HPO₄ ¯
• D)H₃PO₄ \(\rarr\) H ₃³⁺ + PO₄^3¯

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