You Have Available the Following Reagents as 0

question 42

Multiple Choice

You have available the following reagents as 0.10 M aqueous solutions: NaOH,HCl,phenol (pK_a = 9.89) ,aniline (pK_b = 9.37) ,HNO₂ (pK_a = 3.37) ,CH₃NH₂ (pK_b = 3.44) .Which two reagents would you use to make a buffer with a pH of 10.5?

• A)HCl and CH₃NH₂
• B)HCl and aniline
• C)NaOH and phenol
• D)NaOH and HNO₂
• E)HCl and phenol

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