What Is the PH of a Solution Prepared by Dissolving

question 31

Multiple Choice

What is the pH of a solution prepared by dissolving 0.523 g of NaOH(s) in 5.50 L of water? (K_w = 1.01 × 10^-14)

• A) 1.884
• B) 12.116
• C) 7.000
• D) 11.376
• E) 2.624

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Definitions:

Alpha

A threshold value used in statistics to determine the significance level below which a null hypothesis is rejected in a hypothesis test.

Non-directional Hypothesis

A hypothesis that specifies there is a difference or relationship, but not the direction of the difference or relationship between variables.

T-statistic

A type of statistic calculated from sample data, used in hypothesis testing to determine whether to reject the null hypothesis, particularly in t-tests.

Null Hypothesis

A hypothesis that suggests there is no statistical significance between the two observed phenomena.