Suppose 15

question 16

Multiple Choice

Suppose 15.00 g of solid ammonium hydrogen sulfide is introduced into a 500.-mL flask at 25°C,the flask is sealed,and the system is allowed to reach equilibrium.What is the partial pressure of ammonia in this flask if K_P = 0.108 at 25°C for the following reaction?
NH₄HS(s) NH₃(g) + H₂S(g)

• A)0.657 atm
• B)1.25 atm
• C)0.329 atm
• D)14.4 atm
• E)2.50 atm

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Definitions:

Strange-Situation Test

A procedure developed in psychology to observe attachment relationships between a caregiver and children, typically infants, by introducing stressors.

Infants

Very young children, especially those under one year of age.

Caregivers

Individuals who assist others with activities of daily living and medical tasks, often due to disability, aging, or illness.

Stimulating Mobile

A device, often used in infant cribs, designed to entertain and visually stimulate babies through moving figures and objects, sometimes incorporating music.