A Student Prepared a Stock Solution by Dissolving 20

question 145

Multiple Choice

A student prepared a stock solution by dissolving 20.0 g of NaOH 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 65.0 mL of a final solution.What is the concentration of NaOH for the final solution?

• A)0.769 M
• B)0.548 M
• C)1.40 M
• D)1.82 M

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Definitions:

Support Department Allocations

The process of distributing overhead costs from support or service departments to producing or operating departments based on their usage of those services.

Operating Income

Earnings before interest and taxes (EBIT), indicating the profitability from regular business operations.

Profit Center Manager

An individual responsible for managing a segment or division of a business that is treated as its own unit for the purpose of calculating its profitability.

Operating Income

A measure of a company's profitability from its core business functions, excluding non-operating income and expenses.