If 25 ML of 0

question 47

Multiple Choice

If 25 mL of 0.750 M HCl are added to 100.mL of 0.392 M NaOH,what is the final pH?

• A) 13.21
• B) 0.79
• C) 13.50
• D) 0.50
• E) 7.00

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Definitions:

Square Root

A mathematical function that produces the original number when multiplied by itself.

Null Hypothesis

A hypothesis that suggests there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.

Standard Error of the Mean

A statistical measure that estimates the sampling variability of the mean from different samples drawn from the same population.

Standard Error of the Mean

The standard deviation of the sampling distribution of the mean, showing how much the sample mean is expected to vary from the true population mean.