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CGP EDU Academic Team
Published on: August 13, 2026
At 298 K, a 1 litre solution containing 10 mmol of Cr 2 O 7 2- and 100 mmol of Cr 3+ shows a pH of 3.0.
Given : Cr 2 O 7 2- 
Cr 3+ ; E° = i.330 V and 2.303 RT 
The potential for the half cell reaction is x x 10 -3 V. The value of x is
Text Solution
Verified by ExpertsThe correct answer is:
917
(917)
x=917
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