Given: B₂O₃ + H₂ → B + H₂O

question 84

Short Answer

Given:
B₂O₃ + H₂ → B + H₂O
Coefficient of B₂O₃ in the balanced equation is ____.

Understand sleep cycles and the behavior of animals during sleep.

Differentiate between major sleep disorders and their characteristics.

Recognize the impact of external pressures on sleep patterns and disorders.

Appreciate the importance of sleep for physical and psychological health.

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Definitions:

Cash Crop

A crop grown for its commercial value rather than for use by the grower.

Integrated Economy

An economy in which various components, such as different sectors and regions, are interconnected and interdependent.

Task System

A labor system in which enslaved persons were assigned a specific set of tasks to complete each day, after which they had some personal time.