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Question- What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4 (aq)+3NaOH(aq) -->3H2O(l)+Na3PO4(aq)

A 25.00mL sample of an unknown H3PO4solution is titrated with a 0.100M NaOH solution. The equivalence point is reached when 27.43mL of NaOH solution is added.

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