At Elevated Temperatures,molecular Hydrogen and Molecular Bromine React to Partially

question 8

Multiple Choice

At elevated temperatures,molecular hydrogen and molecular bromine react to partially form hydrogen bromide: H₂ (g) + Br₂ (g) 2HBr (g)
A mixture of 0.682 mol of H₂ and 0.440 mol of Br₂ is combined in a reaction vessel with a volume of At equilibrium at 700 K,there are 0.546 mol of H₂ present.At equilibrium,there are ________ mol of Br₂ present in the reaction vessel.

• A)0.000
• B)0.440
• C)0.546
• D)0.136
• E)0.304

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Definitions:

Brachialgia

Pain in the arm, specifically referring to nerve pain that can be caused by various conditions affecting the brachial plexus or surrounding nerves.

Arm

A limb on the human body extending from the shoulder to the wrist, including the forearm and upper arm.

Pain

A distressing feeling and emotional response linked to real or possible harm to the body, or defined by reference to such harm.

Anatomic Position

A standardized method of observing or imaging the body that allows precise and consistent anatomical references; typically, the person stands erect with the feet flat and arms at the sides with palms facing forward.