Consider the Reaction: CH₄(g)+ 4 Cl₂(g)⇌ CCl₄(l)+ 4 HCl(g),Δ_rH° = -398 KJ/mol

question 89

Multiple Choice

Consider the reaction:
CH₄(g) + 4 Cl₂(g) ⇌ CCl₄(l) + 4 HCl(g) ,Δ_rH° = -398 kJ/mol
The equilibrium is displaced to the right if:

• A)the temperature is raised
• B)the pressure is lowered
• C)some carbon tetrachloride is removed
• D)some hydrogen chloride is added
• E)some chlorine gas is removed

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Definitions:

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles.

Diurnal

Relating to or occurring during the day or in the daytime, often in contrast to nocturnal.

Pineal Gland

A small endocrine gland in the vertebrate brain that produces melatonin, which helps regulate sleep patterns.

Melatonin Release

The secretion of the hormone melatonin by the pineal gland, regulating sleep-wake cycles.