Question
Calculate the current that must be passed into a solution of copper(ii)salt for 70sec in order to deposit 29gram of copper metal which atomic mass of copper is for 64
Answers
DrBob222
96,485 coulombs will deposit 64/2 = 32 g Cu so it will take
96,485 x (29/32) = approx 87,000 coulombs needed BUT you must solve it more acc accurately than that.
coulombs = amperes x seconds
Substitute coulombs and time and solve for amperes.
96,485 x (29/32) = approx 87,000 coulombs needed BUT you must solve it more acc accurately than that.
coulombs = amperes x seconds
Substitute coulombs and time and solve for amperes.