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Which of the Combinations of Compounds Can Make a Buffer

Question 67

Multiple Choice

Which of the combinations of compounds can make a buffer solution?

A) Ca(HCO₃) ₂ and Ca(OH) ₂
B) CH₃NH₂ and CH₃NH₃Br
C) NaOH and NaCl
D) HCl and NaCl
E) NH₃ and Ca(OH) ₂

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