Identify the Major Ionic Species Present in an Aqueous Solution

question 126

Multiple Choice

Identify the major ionic species present in an aqueous solution of Na₂CO₃.

• A) Na₂⁺, CO₃^2-
• B) Na₂⁺, C^{2 -}, O₃
• C) Na⁺, C⁴⁺, O₃^2-
• D) Na⁺, C⁺, O^2-
• E) Na⁺, CO₃^2-

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Definitions:

Femoral Nerve

A major nerve in the leg that supplies sensation to the front of the thigh and part of the lower leg as well as motor control to muscles of the leg and hip.

Quadriceps Femoris

A large muscle group that includes four muscles on the front of the thigh, responsible for extending the knee and stabilizing the patella.

Iliopsoas

A large muscle group consisting of the iliacus and psoas major muscles, crucial for flexing the hip and spinal articulation.

Sartorius

The longest muscle in the human body, extending from the hip to the knee, involved in flexing, abducting, and rotating the thigh.