Related InterviewSolutions

• Electrochemical equivalent for copper is `3.2xx10^(-7) kg C^(-1)` An electric current of 3.0 A is passed through a copper voltamater for one minture .How much will be deposited during electrolysis?
• A current o f1.5 A is passed through a silver voltameter for 35 minutes .The mass of silver deposited during electrolysis is 3.528 g Calculate the electrochmical equivalent of silver.
• A copper voltameter and an ammeter are connected in series with a battery through a resistance In 50 minutes 0.99 g Copper is deposit on the plates the ammeter reasds 0.95 A Calculate the error inits reading ECE of copper is `0.0003g C^(-1)`
• A copper and a silver voltameter are connected are connected in series .How much sliver will be depsoited in the sliver volameter when 0.5 g of copper is depsited in the copper voltameter .Chmical equivalents o fcopper and silver are 32 and 108 respectively .
• Asilver and a copper voltameter are connected in parallel across a 6 V battery of neglible internal resistance .In half , 1g of copper and 2 g of silver are deposited .Calculate the rate at which the energy is supplied and 2 g of silver are that ECE of Copper is `3294xx10^(-7) gC^(-1)` and that of silver is `1118xx10^(-6) g C^(-1)`
• A currect passes through an a coil of wire `200 Omega` immerseresed ina vessel containg 2 kg of water and then sent through a copper voltameter .It is found that temperature .It is found that temperature of water ries `5^(@)` C per minute .How much copper is deposited per minute ? ECE of copper `=3.3xx10^(-4) g C^(-1)`