Which Has the Greater Concentration of Hydrogen Ions,a Substance with a PH

question 154

Multiple Choice

Which has the greater concentration of hydrogen ions,a substance with a pH of 5 or a substance with a pH of 4?

• A)A pH of 4 is greater.
• B)A pH of 5 is greater.
• C)They are both equal; 4 and 5 are relative values.
• D)pH 9,if you mixed the solutions.
• E)There is not enough information to determine.

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Definitions:

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter with a certain level of confidence.

Population Parameter

A numerical characteristic or measure that describes an aspect of a population.

Sampling Error

The discrepancy between the statistical characteristics of a sample and those of the population from which the sample was drawn.

Sample Variance

A measure of dispersion that calculates how much the numbers in a sample differ from the mean of the sample.