Aluminum Reacts with Oxygen According to the Following Reaction: 4Al(s)

question 45

Multiple Choice

Aluminum reacts with oxygen according to the following reaction: 4Al(s) + 3O₂(g) → 2Al₂O₃(s) If 12 moles of aluminum are combined with 6 moles of oxygen, how many moles of Al₂O₃ should form?

• A)4 moles
• B)8 moles
• C)6 moles
• D)12 moles
• E)20 moles

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Definitions:

Piaget

Jean Piaget, a Swiss psychologist renowned for his work in child development and his theory of cognitive stages.

Situation

Refers to a set of circumstances or a scenario in which individuals find themselves, which can affect their actions and decisions.

Irreversibility

Piaget’s term for a preoperational child’s failure to understand that an operation can go in two or more directions.

Clay

A natural, earthy material composed of minerals with fine particles, used in making pottery, bricks, and sculptures.