Fe₂O₃(s) and Powdered Aluminum Can React with Great Output of Heat

question 34

Multiple Choice

Fe₂O₃(s) and powdered aluminum can react with great output of heat to form molten iron and Al₂O₃. When this reaction equation is balanced, what are the stoichiometric coefficients in the following order: Fe₂O₃, Al, Fe, Al₂O₃?

• A)1, 1, 1, 1
• B)2, 2, 2, 2
• C)1, 2, 2, 1
• D)2, 1, 1, 2
• E)1, 1, 2, 2

Understand the importance of measuring vital signs accurately and the implications for patient care.

Identify the physiological mechanisms of temperature control and the differences between fever and hyperthermia.

Recognize the appropriate sites and methods for measuring vital signs based on patient age, condition, and specific clinical situations.

Explain how blood viscosity and hematocrit levels influence blood flow and patient health.

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Definitions:

Electrons

Subatomic particles with a negative charge, orbiting the nucleus of an atom.

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Carotid Artery

A major blood vessel that supplies blood to the brain, neck, and face.