Identify the Indicator That Has Two Endpoints

question 86

Multiple Choice

Identify the indicator that has two endpoints.

• A) phenol red
• B) alizarin
• C) m-nitrophenol
• D) phenolphthalein
• E) alizarin yellow R

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Definitions:

Overall Average

The mean value calculated from the sum of all elements in a dataset divided by the total number of elements.

Statistics

The practice or science of collecting and analyzing numerical data in large quantities, especially for inferring proportions in a whole from those in a representative sample.

Electrolysis

A chemical process in which electrical current is passed through a substance to effect a chemical change, commonly used for metal plating and water splitting.

Moles

A mole is a unit of measurement in chemistry representing 6.022 x 10^23 particles of a substance, used to express the amount of a chemical substance.