A 380-G Sample of NaOH Is Dissolved in Water,and the Solution

question 130

Multiple Choice

A 38.0-g sample of NaOH is dissolved in water,and the solution is diluted to give a final volume of 1.70 L.The molarity of the final solution is

• A)22.3 M.
• B)0.558 M.
• C)0.95 M.
• D)0.0447 M.
• E)0.619 M.

---

Definitions:

Actuary

A professional who analyzes financial risk using mathematics, statistics, and financial theories, particularly in the insurance and finance industries.

Present Value

The current worth of a future sum of money or stream of cash flows given a specified rate of return.

Modified Approach

An alternative accounting technique that allows governmental entities to report certain infrastructure assets at historical cost, foregoing the need for depreciation.

Infrastructure Depreciation

The systematic allocation of the cost of infrastructure assets over their useful lives, reflecting the consumption or the wearing out of physical assets like roads, bridges, and utility systems.