How Much Charge Must Pass Through an Electrolytic Cell to Reduce

question 18

Multiple Choice

How much charge must pass through an electrolytic cell to reduce 0.44 mol Ca²⁺ ion to calcium metal?

• A) 1.9 ×10⁵ C
• B) 8.5 ×10⁴ C
• C) 2.1 ×10⁴ C
• D) 4.3 ×10⁴ C
• E) 0.88 C

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Definitions:

Sensory Registers

Memory stores that briefly hold sensory information from the environment, such as sights and sounds, before it is processed further or forgotten.

Auditory and Visual

Pertaining to the senses of hearing and sight, often in the context of learning or perception.

Echo

A phenomenon where sound waves are reflected off surfaces and heard again.

Sensory Registers

The primary systems in the brain that temporarily store information received from the senses for a short duration.