Ozone (O₃) and Oxygen Gas (O₂) Are Examples of

question 18

Multiple Choice

Ozone (O₃) and oxygen gas (O₂) are examples of

• A) isotopes.
• B) allotropes.
• C) polymorphs.
• D) alloys.
• E) amphoterism.

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Definitions:

Standard Cost

Standard cost is a predetermined cost of manufacturing, purchasing, or using goods or services, used as a benchmark to measure performance and budgeting.

Selling Expense

Costs incurred directly related to the sale of a product or service, including advertising, sales commissions, and store maintenance.

Unavoidable Waste

Waste that cannot be reduced or eliminated during the production process due to inherent limitations or efficiency constraints.

Unexpected Spoilage

Loss or waste of materials, products, or resources that occurs unexpectedly during the production process and is not a part of planned spoilage.