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Propanoic acid,CH3CH2COOH,has a pKa =4.9.Draw the structure of the conjugate base of propanoic acid and give the pH above which 90% of the compound will be in this conjugate base form.
Formal Operational Stage
The Formal Operational Stage is the final stage in Piaget's cognitive development theory, starting at around age 12, where individuals gain the ability to think abstractly, reason logically, and understand hypothetical situations.
Specified Age
A particular age or age group that is mentioned or targeted for a specific purpose or study.
Sensorimotor Development
Sensorimotor Development is the stage in early childhood where infants learn to interact with their environment through sensory experiences and motor activities.
Object Permanence
The understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed; typically developed during infancy.
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