The Four Substances Below Are Either Elements or Compounds

question 62

Multiple Choice

The four substances below are either elements or compounds. Which are which?

• A) elements: ; compounds:
• B) elements: ; compounds:
• C) elements: ; compounds:
• D) elements: ; compounds:

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Definitions:

Equilibrium Quantity

The level of goods or services available and needed at the price of equilibrium.

Equilibrium Price

The price at which the quantity of a good or service demanded by consumers equals the quantity supplied by producers.

Surplus

A surplus refers to the amount by which the quantity of a good produced or supplied exceeds the quantity demanded, often leading to price reductions.

Equilibrium Price

The price at which the quantity of a good or service demanded meets the quantity supplied, resulting in no surplus or shortage.