Exam (elaborations)
AQA A LEVEL CHEM PRACTICALS - PAPER 3 Questions & Correct Answers/ Graded A+
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measuring e.m.f. of electrochemical cells : The standard cell potential is the e.m.f. between two half cells making up the cell, measured under standard conditions. clean piece of each metal, e.g. copper and zinc. degrease using propanone, place copper in a beaker with around 50cm₃ 1moldm⁻...
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