If Aqueous Solutions of Pb(NO₃)₂ and NaCl Are Mixed,which Ions,if

question 40

Multiple Choice

If aqueous solutions of Pb(NO₃) ₂ and NaCl are mixed,which ions,if any,are spectator ions? Pb(NO₃) ₂(aq) + 2NaCl(aq) → PbCl₂(s) + 2NaNO₃(aq)

• A)Pb²⁺(aq),Cl^-(aq)
• B)Na⁺(aq),NO₃^- (aq)
• C)Pb²⁺(aq),NO₃^-(aq)
• D)Na⁺(aq),Cl^-(aq)
• E)None are spectator ions.

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Definitions:

Temporal Lobe

A region of the cerebral cortex involved in processing auditory information and encoding memory.

Tympanic Membrane

Also known as the eardrum, a thin membrane that divides the external ear from the middle ear and vibrates in response to sound waves.

Internal Auditory Meatus

A canal in the temporal bone of the skull, through which the facial and vestibulocochlear nerves travel to the inner ear.

Oval Window

A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear and is involved in transmitting sound vibrations.