In a Laboratory Experiment,you Are Given Two Unknown Substances and a Laser.One

question 37

Multiple Choice

In a laboratory experiment,you are given two unknown substances and a laser.One of the substances is a liquid in which you place the laser.The other is a tank made of a transparent solid.You aim the laser downward at the tank bottom - and find that the reflected ray is fully polarized when the angle of incidence is 54 $^{\circ}$ .What is the transmitted angle for the ray transmitted into the tank bottom?

• A) 39\(^{\circ}\)
• B) 47\(^{\circ}\)
• C) can't answer this without knowing the indices of refraction.
• D) 36\(^{\circ}\)

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Definitions:

Neurotransmitter

A neurotransmitter is a chemical substance that transmits nerve impulses across a synapse from one neuron to another.

Serotonin

A neurotransmitter that plays a key role in mood regulation, appetite, sleep, and other functions of the body.

Botulin

A highly toxic protein produced by the bacterium Clostridium botulinum, causing botulism.

ACh

Acetylcholine, a neurotransmitter in both the peripheral and central nervous systems involved in many functions including muscle activation and memory.