A Student Prepared a Stock Solution by Dissolving 15

question 33

Multiple Choice

A student prepared a stock solution by dissolving 15.0 g of KOH in enough water to make 150.mL of solution.She then took 15.0 mL of the stock solution and diluted it with enough water to make water to make 65.0 mL of a final solution.What is the concentration of KOH for the final solution?

• A)0.411 M
• B)0.534 M
• C)1.87 M
• D)2.43 M

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