A 10-ML Sample of Tartaric Acid Is Titrated to a Phenolphthalein

question 91

Multiple Choice

A 10-mL sample of tartaric acid is titrated to a phenolphthalein endpoint with 20. mL of 1.0 M NaOH. Assuming tartaric acid is diprotic, what is the molarity of the acid?

• A)10.
• B) 1.0
• C) 2.0
• D) 4.0
• E) impossible to determine

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