In a Battery,the Following Two Oxidation-Reduction Reactions Are Taking Place

question 169

Multiple Choice

In a battery,the following two oxidation-reduction reactions are taking place: rxn A: Zn + 2 OH^- → ZnO + H₂O + 2e^-
Rxn B: 2 MnO₂ + H₂O + 2e^- → Mn₂O₃ + 2 OH^-
What is undergoing reduction?

• A)Zn
• B)ZnO
• C)MnO₂
• D)H₂O
• E)OH^-

Comprehend the evolutionary relationships among apes, hominins, and monkeys.

Recognize the parallel between cultural evolution in humans and processes in biological evolution.

Grasp the challenges and successes in extracting DNA from fossils.

Understand the concepts of genetic drift, bottleneck, and founder effects in population genetics.

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Definitions:

Net Income

The total profit of a company after all expenses and taxes have been subtracted from revenue.

Noncontrolling Interest

A stake in a company that is less than 50% of the company's voting shares, indicating a lack of control over the company's operations.

Separate Return Method

A tax filing approach where subsidiaries file their tax returns separately from the parent company, often used in jurisdictions allowing or requiring such filings.

Tax-Free Business Combination

A merger or acquisition in which no tax is payable by either the acquiring or target company.