For Water K_f = 1

question 86

True/False

For water K_f = 1.86°C/m.Therefore, the freezing points of 1.0 M aqueous KCl and C₂H₅OH (ethanol)solutions are the same.

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Definitions:

Conservation Tasks

Cognitive exercises used in developmental psychology to assess a child's ability to understand that certain properties of objects, like volume or number, remain unchanged despite changes in the objects’ form or appearance.

Cognitive Development

involves the changes and growth in how we understand the world, think, learn, and reason over time, from childhood through adulthood.

Piaget's Stages

A theory that describes the cognitive development of children in four stages: Sensorimotor, Preoperational, Concrete Operational, and Formal Operational.

Concrete Operations

A stage in Piaget's theory of cognitive development where children gain the ability to think logically about concrete events and understand the concept of conservation.