Mansi harkare Asked a Question
January 4, 2021 4:45 pmpts 115 pts
iv) Find the pH of a solution placed in a hydroquinone half-oell which are coupled with saturated calomel electrode (SCE). The e.m.f. of a combined cell was found to be 0.123V at 25°C. (Given Standard Oxidation potential of SCE is -0.242 V and that of quinhydrone electrode is -0.699 V) (3)
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  • Anand thankyou
    pH=5.6514
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  • Priya thankyou
    -5.65
    • cropped4357031720477627931.jpg
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