How Many Molecules of Bromine Liquid,Br₂,have a Mass Equal to 31.8

question 73

Multiple Choice

How many molecules of bromine liquid,Br₂,have a mass equal to 31.8 g?

• A)1.20 x 1023 molecules
• B)1.51 x 1024 molecules
• C)1.91 x 1025 molecules
• D)2.40 x 1023 molecules
• E)3.03 x 1024 molecules

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Definitions:

Parasympathetic System

A division of the autonomic nervous system responsible for the body's rest and digest response, conserving energy and slowing the heart rate.

Neurotransmitters

Chemical messengers that transmit signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.

CNS

The Central Nervous System (CNS) consists of the brain and spinal cord, functioning as the control center for processing and sending commands to the body.

Ganglia

Clusters of neuron cell bodies located outside the central nervous system, which act as relay points and intermediaries in transmitting neural signals.