The Correct Sequence of Decreasing Number of Atoms Per Formula

question 9

Multiple Choice

The correct sequence of decreasing number of atoms per formula unit in the following is ________.

• A)(NH₄)₃PO₄ > Na₂P₂O₃ > Na₃PO₄
• B)Na₃PO₄ > (NH₄)₃PO₄ > Na₂P₂O₃
• C)Na₂P₂O₃ > Na₃PO₄ > (NH₄)₃PO₄
• D)(NH₄)₃PO₄ > Na₃PO₄ > Na₂P₂O₃

---

Definitions:

Profitability Index Rule

A capital budgeting technique used to decide whether to invest in a project, calculated as the present value of future cash flows divided by the initial investment cost.

Capital Budgeting Technique

Methods used by companies to evaluate and select investments in long-term assets based on their potential to generate cash flows in the future.

Profitability Index

A financial metric used to evaluate the desirability of an investment, calculated as the present value of future cash flows divided by the initial investment.

Payback Period

The duration required for an investment to generate cash flows sufficient to recover its initial cost.