You Decide to Use Your Chemistry Knowledge for Profit by Making

question 45

Multiple Choice

You decide to use your chemistry knowledge for profit by making and selling soaps that are ultra-mild and have a near-neutral pH.What is the pH of a liquid soap made from the salt of a fatty acid (RCOOH, where R is an organic group) that has a pK_a value of 2.0? The initial concentration of the fatty acid salt is 1.0 M.

• A)6.0
• B)7.5
• C)8.0
• D)8.5
• E)9.0

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