What Is the PH of the Resulting Solution If 35

question 85

Multiple Choice

What is the pH of the resulting solution if 35 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) 2.91
• B) 3.95
• C) 10.05
• D) 11.09

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Definitions:

Variable

A characteristic of interest for the elements.

T Test

A statistical test used to compare the means of two groups to determine if there is a significant difference between them.

ANOVA

Analysis of Variance, a statistical method used to compare means of three or more samples.

F Ratio

A statistical value used in the analysis of variance (ANOVA) to determine the ratio of variation between sample means to variation within the samples.