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Consider the following hydrides: NH3, PH3, AsH3, and SbH3.What is their electronic geometry? What is their molecular geometry? Which molecule would you predict has the highest dipole moment? Consider the ideal H - X - H angle, where X is the central atom.Which would you predict has the largest deviation from that angle, and would the observed H - X - H angle be larger or smaller than the ideal value?
Autonomic System
Portion of the peripheral nervous system that regulates internal organs.
SA Node
The sinoatrial node, a group of cells located in the right atrium of the heart, acts as a natural pacemaker by generating electrical impulses that initiate each heartbeat.
Pacemaker
Cells of the sinoatrial node of the heart; electrical device designed to mimic the normal electrical patterns of the heart.
Hepatic Portal Vein
A vein that transports blood to the liver from the spleen and gastrointestinal tract.
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