Compared to the Energy It Takes to Separate Oxygen and Hydrogen

question 4

Multiple Choice

Compared to the energy it takes to separate oxygen and hydrogen from water,the amount of energy given off when they recombine is

• A)slightly more.
• B)slightly less.
• C)much more.
• D)much less.
• E)the same.

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Definitions:

Pulmonary Artery Trunk

The main vessel that carries deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation.

Dilated Veins

Veins that are enlarged and often visible under the skin due to increased blood pressure or volume.

Ventricular Contraction

The process where the ventricles of the heart contract to pump blood out of the heart.

Arteries

Vessels that transport blood rich in oxygen from the heart to different areas of the body.