How many phase changes are represented in the following heating curve of a pure substance? 
Definitions:
Clinical Judgment
The process by which healthcare professionals make decisions based on evidence, patient conditions, and their own experience.
Medical Liability
The legal responsibility held by healthcare professionals for any harm or injury caused to a patient due to negligence or omission.
Assertive Communication
A communication style in which individuals express their thoughts, feelings, and needs in a clear, honest, and respectful way.
Prescription Dose
The specific amount of medication a healthcare provider orders for a patient to take at one time or over a certain period.
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