If the Decay Constant for ¹³¹I Is 9

question 2

Multiple Choice

If the decay constant for ¹³¹I is 9.98 × 10^-7 s^-1,calculate the activity of a 1.00 mg sample.

• A)4.59 × 10¹² atoms/s
• B)4.73 × 10¹² atoms/s
• C)4.61 × 10²⁴ atoms/s
• D)9.98 × 10^-4 atoms/s

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Definitions:

Orbitofrontal Cortex

The orbitofrontal cortex is a region of the brain involved in the cognitive process of decision-making, processing of rewards and punishments, and emotion regulation.

Amygdala

A structure within the brain's temporal lobe associated with experiencing emotions, such as fear and pleasure, and forming emotional memories.

Gustatory Information

Data or sensory input related to the sense of taste.

Cranial Nerves

Nerves that emerge directly from the brain, including the brainstem, responsible for sensory and motor functions of the head and neck.