What Is the PH of the Resulting Solution If 25

question 4

Multiple Choice

What is the pH of the resulting solution if 25 mL of 0.432 M methylamine,CH₃NH₂,is added to 15 mL of 0.234 M HCl? Assume that the volumes of the solutions are additive.K_a = 2.70 × 10^-11 for CH₃NH₃⁺.

• A)3.11
• B)3.74
• C)10.26
• D)10.89

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