How Many Formula Units Are There in 2

question 109

Multiple Choice

How many formula units are there in 2.5 moles of MgCl₂?

• A)2.5
• B)7.5
• C)1.5 × 10²⁴
• D)4.5 × 10²⁴
• E)4.2 × 10⁻²⁴

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Definitions:

First Stage

In various theories, this term can refer to the initial phase of psychological, developmental, or process-oriented models.

Crisis Experience

An event or period in life that significantly disrupts an individual's psychological equilibrium, often leading to a potential for growth or decline in mental health.

Psychosocial Development

A theory by Erik Erikson that describes the impact of social experience across the whole lifespan, highlighting eight stages of personality development.

Parental Guidance

The process by which parents influence their children's development, values, and behaviors through direct and indirect interactions.