The Net Ionic Equation for the Dissolution of Zinc Metal

question 90

Multiple Choice

The net ionic equation for the dissolution of zinc metal in aqueous hydrobromic acid is .

• A) Zn (s) + 2HBr (aq) - ZnBr₂ (aq) + 2H⁺ (aq)
• B) Zn (s) + 2H⁺ (aq) -Zn²⁺ (aq) + H₂ (g)
• C) 2Zn (s) + H⁺ (aq) - 2Zn²⁺ (aq) + H₂ (g)
• D) Zn (s) + 2Br^- (aq) - ZnBr₂ (aq)
• E) Zn (s) + 2HBr (aq) - ZnBr₂ (s) + 2H⁺ (aq)

Understand the importance and methodology of newborn screening tests.

Recognize the significance of confirmatory testing in diagnosing infections in children.

Identify viral infections that can lead to serious long-term health issues in children.

Recognize common fungal and parasitic infections in children and their transmission.

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Definitions:

Moveable Bone

A moveable bone refers to any bone in the body that is capable of movement or articulation at a joint with another bone.

Fixator

A muscle that stabilizes the origin of another muscle to enable effective movement.

Origin

The point or place where something begins or is derived, or in anatomy, the fixed attachment point of a muscle.

Quadratus Lumborum

A muscle in the lower back that helps to stabilize the lumbar spine and aids in lateral flexion of the torso.