HCl Gas Is in a 1

question 8

Multiple Choice

HCl gas is in a 1.21-L cylinder at 0.870 atm and 28.0° C. This gas is dissolved in 750.0 mL of water. Calculate the pH of this solution (assume no volume change) .

• A) 0.950
• B) 2.52
• C) 1.25
• D) 1.37
• E) none of these

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Definitions:

Z-Value

A statistic that measures the distance in standard deviations of a data point from the mean.

Population Mean

The average of a set of characteristics (e.g., measurements or counts) within an entire population.

Population Proportion

A measure that represents the fraction of the total population that possesses a specific attribute or characteristic.

Sample Size

The number of observations or entities in a subset of data taken from a larger population used for statistical analysis.