What Mass of Borax [Na₂B₄O₇(H₂O)₁₀] Could Be Prepared from 25

question 105

Multiple Choice

What mass of borax [Na₂B₄O₇(H₂O) ₁₀] could be prepared from 25 kg of colemanite ore [Ca₂B₆O₁₁(H₂O) ₅] by a process that is 95% efficient, assuming that no other boron-containing product is formed?

• A) 47 kg
• B) 42 kg
• C) 33 kg
• D) 31 kg
• E) 20 kg

---

Definitions:

Par Value

A value assigned to a security or stock by the company that issues it, typically representing the minimum price the security can be sold for upon its initial offering.

Dividend

A portion of a company's earnings distributed to shareholders, usually in the form of cash or additional shares.

Cash Dividend

A payout from a company's profits, determined by the board of directors, given to a group of its stockholders as cash.

Stockholders' Equity

The residual interest in the assets of a corporation after deducting its liabilities, representing the ownership interest of shareholders.