Following techinique is adopted to check suspected drunk drivers. Read the passage and answer the questions at the end of it. When suspected drunk drivers are tested with a Breathalyzer, the alcohol (ethanol) in the exhaled breath is oxidized to ethanoic acid with an acidic solution of potassium dichromate :
`3CH_(3)underset("Ethanol")(CH_(2)OH)(aq)+2Cr_(2)O_(7)^(2-)+16H^(+)(aq)rarr underset("Ethanoic acid")(3CH_(3)COOH)(aq)+4Cr^(3+)(aq)+11H_(2)O(l)`
The Breathalyzer measures the colour change and produces a meter reading calibrated in terms of blood alcohol content.
Colour of the testing solution changes from :

Following techinique is adopted to check suspected drunk drivers. Read the passage and answer the questions at the end of it. When suspected drunk drivers are tested with a Breathalyzer, the alcohol (ethanol) in the exhaled breath is oxidized to ethanoic acid with an acidic solution of potassium dichromate : 3CH_(3)underset("Ethanol")(CH_(2)OH)(aq)+2Cr_(2)O_(7)^(2-)+16H^(+)(aq)rarr underset("Ethanoic acid")(3CH_(3)COOH)(aq)+4Cr^(3+)(aq)+11H_(2)O(l) The Breathalyzer measures the colour change and produces a meter reading calibrated in terms of blood alcohol content. If the standard half-cell potential for reduction of ethanoic acid to ethanol is 0.06 V and that of reduction of Cr_(2)O_(7)^(2-) to Cr^(3+) is 1.33 V , then E_("cell")^(@) of the reaction taking place in alcohol meter is :

Following techinique is adopted to check suspected drunk drivers. Read the passage and answer the questions at the end of it. When suspected drunk drivers are tested with a Breathalyzer, the alcohol (ethanol) in the exhaled breath is oxidized to ethanoic acid with an acidic solution of potassium dichromate : 3CH_(3)underset("Ethanol")(CH_(2)OH)(aq)+2Cr_(2)O_(7)^(2-)+16H^(+)(aq)rarr underset("Ethanoic acid")(3CH_(3)COOH)(aq)+4Cr^(3+)(aq)+11H_(2)O(l) The Breathalyzer measures the colour change and produces a meter reading calibrated in terms of blood alcohol content. What is the value of reaction when the concentrations of ethanol, ethanoic acid, Cr_(2)O_(7)^(2-) , and Cr^(3+) are 1.0M and pH is 4.00 ?

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. Colour of the testing solution changes from

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. Colour of the testing solution changes from

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. The EMF of the reaction when the concentration of all the species are 1.0M and pH is 4.0 is

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. The EMF of the reaction when the concentration of all the species are 1.0M and pH is 4.0 is

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. What is the ethanol ethanoic acid ratio if the breathalyzer records 1.33V and other species are at 1M ?

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. What is the ethanol ethanoic acid ratio if the breathalyzer records 1.33V and other species are at 1M ?

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. If E^(c-)._(CH_(3)COOH|C_(2)H_(5)OH)=0.06 V and E^(c-)._(Cr_(2)O_(7)^(2-)|Cr^(3+))=1.33V , then E^(c-)._(cell) of the reaction taking place in alcohol metre is

Breathalyzer is used to detect the alcohol content in the suspected drunk drivers. The ethanol in the exhaled breath is oxidized to ethanoic acid with an acidic solution of K_(2)Cr_(2)O_(7) as follows : underset(Ehanol)(3CH_(3)CH_(2)OH(aq))+2Cr_(2)O_(7)^(2-)(aq) +16H^(o+)(aq) rarr underset(Ethanoic ac i d)(3CH_(3)COH(aq))+4Cr^(3+)(aq)+11H_(2)O(l) The breathalyzer measures the colour change and produces a metre reading calibrated in the terms of blood alcohol content. If E^(c-)._(CH_(3)COOH|C_(2)H_(5)OH)=0.06 V and E^(c-)._(Cr_(2)O_(7)^(2-)|Cr^(3+))=1.33V , then E^(c-)._(cell) of the reaction taking place in alcohol metre is a 1.39 V b1.27 V − c1.39 V − d1.51 V