Consider a Voltaic Cell Based on the Following Cell Reaction $\rarr$

question 122

Multiple Choice

Consider a voltaic cell based on the following cell reaction: Ni(s) + At₂(s) $\rarr$ Ni²⁺(aq) + 2At^- (aq)
Given that the standard cell emf is 0.55 V, what is the standard reduction potential for astatine? [E°(Ni²⁺/Ni) = -0.25 V]

• A)0.80 V
• B)0.30 V
• C)-0.30 V
• D)-0.80 V
• E)0.43 V

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Definitions:

Perceptual Cue

Environmental signals or objects that are used to guide perception or understanding of a particular situation or setting.

Size Constancy

The tendency to perceive an object as being the same size even as the size of its retinal image changes according to the object’s distance.

Texture Gradient

A monocular cue for depth based on the perception that closer objects appear to have rougher (more detailed) surfaces.

Monocular Cues

Stimuli suggestive of depth that can be perceived with only one eye.