Determine the PH of a 0

question 67

Multiple Choice

Determine the pH of a 0.22 M NaF solution at 25°C.The K_a of HF is 3.5 × 10^-5.

• A) 10.20
• B) 5.10
• C) 8.90
• D) 11.44
• E) 2.56

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Definitions:

Probabilities

The likelihood or chance of different outcomes occurring, based on a scale from 0 to 1, where 0 means the outcome is impossible and 1 means the outcome is certain.

Responses

The set of data or answers collected from subjects in an experiment or survey.

Hypothesis Test

A statistical method that uses sample data to evaluate a hypothesis about the properties of a population.

Significance Level

A threshold used in hypothesis testing that determines the probability at which the null hypothesis is rejected in favor of the alternative hypothesis.