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Question
Suppose a buffer solution is made from formic acid (HCHO2) and sodium formate (NaCHO2). What is the net ionic equation for the reaction that occurs when a small amount of sodium hydroxide is added to the buffer?
A) NaOH(aq) + HCHO2(aq) → NaCHO2(aq) + H2O(l)
B) Na+(aq) + HCHO2(aq) → NaH(aq) + HCO2+(aq)
C) OH-(aq) + HCHO2(aq) → CHO2-(aq) + H2O(l)
D) H3O+(aq) + OH-(aq) → 2H2O(l)
E) NaOH(aq) + H3O+(aq) → Na+(aq) + 2H2O(l)
Answer
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