Multiple Choice

Phosphoric acid H3PO4 has many industrial uses and is often found in some cola drinks. If you had 25.0 mL of a 0.200 M solution of H3PO4, how many mL of a 0.400 M solution of Ba(OH)2 would be required to neutralize the acid according to the following reaction? ?

2 H3PO4 (aq) + 3 Ba(OH)2 (aq) → Ba3(PO4)2 (s) + 6 H2O (l)


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