Naoh solution at the equivalence point

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An 8mL sample of  H3PO4 required 28.3mL of an 0.100 M NaOH solution at the equivalence point.

 How many grams of H3PO4 were present in this sample? 

3NaOH(aq) + H3PO4(aq) ------> Na3PO4 (aq) +3 H2O (l)

Reference no: EM13898011

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