Which Indicator Would Be the Best to Use If 0

question 7

Multiple Choice

Which indicator would be the best to use if 0.050 M benzoic acid (K_a = 6.6 × 10^-5) is titrated with 0.050 M NaOH?

• A) bromphenol blue, pH range: 3.0 - 4.5
• B) bromcresol green, pH range: 3.8 - 5.4
• C) alizarin, pH range: 5.7 - 7.2
• D) phenol red, pH range: 6.9 - 8.5

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Definitions:

Factual Basis

Factual basis refers to the underlying real facts or data that support a statement, argument, or hypothesis.

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False beliefs held despite strong evidence against them, often occurring as a symptom of psychiatric disorders.

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A mental health condition defined by a persistent tendency to ignore or infringe upon the rights of other individuals over an extended period.

Disorganized Speech

A symptom often observed in schizophrenia and other psychological disorders, characterized by a lack of clear and coherent speech, making it difficult to understand.