Q.

For a galvanic cellM|M+||X-/X EM+/Mo=-0.44V,EX/X-o=0.33V.  Then we can conclude that

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a

M+XM+XΘ is spontaneous

b

M++XΘM+X is spontaneous

c

Ecello=1.1V

d

Ecello=0.77V

answer is B.

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Detailed Solution

As, Ecell is positive,

 Ecello=0.44 V-0.33 V Ecello=+0.77V

hence, the reaction is spontaneous.

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