6 S cm2 mol–1 and l0 (HCOO–) = 54 6 S cm2 mol–1 Rationalised 2023-24
52
Chemistry
There were no constant current sources available during Faraday’s
times The general practice was to put a coulometer (a standard electrolytic
cell) for determining the quantity of electricity  passed from the amount
of metal (generally silver or copper) deposited or consumed